28 Feb 2026

Parts (P1100302AA, Z08210000001AA, Z08050000002AA) - Guiding Rings, Air Cylinders

Core Purpose & Equipment Adaptation

We specialize in the production and supply of high-precision, direct-fit industrial spare parts, engineered to seamlessly match the operation, transmission, hydraulic, pneumatic, braking, and structural systems of heavy-duty industrial machinery, construction equipment, transmission assemblies, and air/hydraulic control systems—with key models including P1100302AA Guiding ring, Z08210000001AA Air cylinder, Z08050000002AA Gear shifting lines, 4314504026 Cotter pin C 4×25, and 5300300052 Yx type sealing ring D150. All our parts adhere to strict global industry standards, including ISO 9001 (Quality Management System), ISO 6402 (Fasteners), ISO 3320 (Sealing Rings), GB Standards (GB/T 119-2016 for cotter pins, GB/T 97.1-2002 for washers), DIN Standards (DIN 931 for bolts, DIN 3760 for fittings), and SAE Standards (SAE J1926 for hydraulic lines), ensuring reliable performance, perfect compatibility, and long service life in critical, high-stress operational scenarios. Our comprehensive product portfolio covers all critical functional categories tailored to on-site operational needs, directly addressing the unique pain points of three core user segments—industrial maintenance technicians, machinery operators, and equipment fleet managers—each relying on our parts to keep critical machinery safe, functional, and efficient, avoiding catastrophic downtime, equipment damage, or safety accidents. Maintenance technicians face frustrating challenges: ill-fitting P1100302AA Guiding ring that causes component misalignment and premature wear; low-quality 5300300052 Yx type sealing ring D150 that fails to seal properly, leading to hydraulic/pneumatic leaks; incompatible Z08050000002AA Gear shifting lines that break easily or fail to transmit shift commands, requiring costly replacements and extended downtime. Machinery operators grapple with faulty Z08210000001AA Air cylinder that disrupts pneumatic control, slowing down operations; worn Z02230000002AA Brake pedal mechanism that compromises braking safety, risking operator injury and equipment damage. Fleet managers struggle with substandard structural parts like P991020018AA Channel steel L300 or P9830045AA I beam that lack structural integrity, leading to frequent breakdowns and increased maintenance costs—all while trying to meet production targets and safety compliance. The core purpose of our products is to eliminate these pain points by providing OEM-compatible, industry-standard-compliant, high-quality replacements for every mission-critical component—delivering precise guiding and alignment (P1100302AA), reliable pneumatic actuation (Z08210000001AA), smooth gear shifting (Z08050000002AA), secure fastening (4314504026, 4313400024), leak-proof sealing (5300300052, P1700133AA), and robust structural support (P991020018AA, P9830045AA). All parts are designed to withstand harsh industrial environments (extreme temperatures, heavy vibration, dust, moisture, and chemical exposure), reduce unplanned downtime, lower long-term maintenance costs, and ensure full compliance with global safety and quality standards. Our parts are engineered to keep industrial machinery running safely, efficiently, and compliantly, protecting both workers and equipment—with a singular focus on delivering reliable, direct-fit solutions that streamline maintenance and maximize operational uptime, all backed by rigorous quality testing and industry compliance documentation.

Product Overview

We offer a comprehensive portfolio of precision industrial spare parts tailored to heavy-duty industrial machinery, construction equipment, transmission assemblies, and air/hydraulic control systems—with key models including P1100302AA Guiding ring, Z08210000001AA Air cylinder, Z08050000002AA Gear shifting lines, 4314504026 Cotter pin C 4×25, and 5300300052 Yx type sealing ring D150. Our product range encompasses all critical functional categories to cover every on-site need, with each part engineered as a direct OEM-compatible replacement to eliminate modifications and streamline maintenance, while complying with ISO 9001, ISO 6402, ISO 3320, GB, DIN, and SAE standards. Below is a detailed breakdown of our core product categories, with key models and their practical applications: Guiding & Alignment Components: P1100302AA Guiding ring (precision guiding ring for component alignment, reduces friction and wear); P1100034AA Spacer, bearing (bearing spacer for precise bearing positioning, ensures smooth rotation). Pneumatic Components: Z08210000001AA Air cylinder (pneumatic cylinder for linear actuation, powers pneumatic control systems); Z08230000001AA Defroster (defroster for industrial equipment, prevents frost buildup on critical components); Z01130200007AA Waste exhausting nipple (waste exhaust nipple for pneumatic system ventilation, removes excess air and debris). Transmission & Shifting Components: Z08050000002AA Gear shifting lines (gear shifting cables for smooth gear changes, compatible with transmission systems); Z06020300002AA York mechanism (York mechanism for transmission control, ensures reliable power transfer); Z01020400148AA Spare parts, M transmission (M transmission spare parts, maintains transmission performance). Fasteners & Fittings: 4314504026 Cotter pin C 4×25 (4×25 cotter pin for secure fastening, prevents component loosening); 4313400024 Washer M24 (M24 washer for bolt fastening, distributes pressure and prevents damage); P2200232AA Stud bolt (stud bolt for secure component attachment); QBJ120108 Hexagon tapered bolt (hexagonal tapered bolt for high-torque fastening); P1300140AA M14X1.5-Z1/4″ fitting (M14X1.5-Z1/4″ fluid fitting for secure fluid connection); QBJ6012704 M27X2-Z1/2″ fitting (M27X2-Z1/2″ fluid fitting for high-pressure applications); QBJ10130214 M14X1.5-NPT1/4″ bushing (M14X1.5-NPT1/4″ bushing for thread adaptation); QBJ5152218 M22X1.5-M18X1.5 fitting (M22X1.5-M18X1.5 adapter fitting for different thread sizes); Z04220200001AA Bolt, grommet (grommet bolt for secure mounting with vibration damping). Sealing Components: 5300300052 Yx type sealing ring D150 (D150 Yx-type sealing ring for leak-proof sealing in hydraulic/pneumatic systems); P1700133AA O sealing ring (O-ring for general-purpose sealing, prevents fluid/gas leaks); P1700312AA Sealing ring (specialized sealing ring for industrial applications); P1700018AA Shim, oil seal seat (oil seal seat shim for precise oil seal positioning, enhances sealing performance). Structural & Support Components: P6900045AA Connection plate (connection plate for component assembly, provides structural support); P6201850AA Reinforced plate (reinforced plate for structural reinforcement, increases component durability); P1000095AA Flat washer, locating tie rod (locating tie rod flat washer for tie rod positioning); P7100214AA Support L=30 (30mm support for equipment mounting, ensures stability); Z02011500005AA Connection support, air reservoir (air reservoir connection support, secures air reservoir); Z03030200004AA Brake rim (brake rim for braking systems, provides friction surface); Z03140000002AA Output plate (output plate for power transmission, transfers power to components); Z05011600453AA Pad eye (pad eye for lifting/securing equipment, withstands heavy loads); Z05050700464AA GuardrailsI (guardrail for operator safety, prevents accidents); P991020018AA Channel steel L300 (300mm channel steel for structural framing, provides robust support); P9830045AA I beam (I-beam for heavy-duty structural support, suitable for large equipment); P6100534AA Cover plate (cover plate for equipment protection, prevents dust/debris entry); Z07030100001AA Support (general-purpose support for equipment components); P9840521AA Side column (side column for equipment framing, enhances structural stability); P9840552AA Bottom brace (bottom brace for equipment support, prevents tipping); Z03050800065AA Support, tension spring (tension spring support, maintains spring tension). Braking Components: Z02230000002AA Brake pedal mechanism (brake pedal mechanism for braking systems, allows operator to control braking); 4500100034 Bearing 180206 (180206 bearing for braking systems, ensures smooth brake operation). Control & Protection Components: Z07060700004AA Handle (handle for equipment operation, provides ergonomic control); P0000208AA Press plate (press plate for clamping/securing components); P0000173AA Press disc (press disc for pressing applications, applies uniform pressure); Z04020500005AA Tray, traveling block (traveling block tray for component storage/transport); P5100004AA Locking arm, lifting ring (lifting ring locking arm, secures lifting ring during lifting operations); Z01010400005AA Line guard, air filter (air filter line guard, protects air filter lines from damage). Fluid & Pipe Components: Z08361100001 AA Copper pipe assembly 10 (10mm copper pipe assembly for fluid/gas transmission, corrosion-resistant); Z07050000002AA Cathead cylinder lines (cathead cylinder lines for hydraulic/pneumatic transmission, transfers fluid/gas); Z07010000003AA Oil pump lines (oil pump lines for oil transmission, ensures smooth oil flow); P0200333AA Flange disc (flange disc for pipe/component connection, provides secure seal). All parts are manufactured using premium materials: high-strength steel and stainless steel for structural components and fasteners, corrosion-resistant brass/copper for fittings and pipes, durable nitrile rubber/PTFE for sealing rings, and precision-machined aluminum for lightweight components—all selected to withstand harsh industrial environments. Every part undergoes rigorous quality control: raw material inspection (compliant with ISO 9001 and API standards), precision CNC machining (for tight tolerances), pressure testing (for sealing rings and pneumatic/hydraulic components), load testing (for structural parts and fasteners), and final performance verification—ensuring each part meets or exceeds global industry standards, delivers long service life, and integrates seamlessly with existing equipment, eliminating on-site modifications and reducing maintenance time.

Functional Features

Our spare parts are designed to directly solve the most common on-site pain points—component misalignment, pneumatic/hydraulic leaks, gear shifting failures, fastening loosening, structural instability, and braking inefficiency—with functional features that prioritize reliability, safety, compliance, durability, and ease of use, all tailored to the real operational needs of industrial machinery and equipment:

 Precise Guiding & Alignment: P1100302AA Guiding ring provides accurate component alignment—precision-machined inner and outer diameters, low-friction surface, reduces wear between moving parts, ensures smooth component operation. P1100034AA Spacer, bearing ensures precise bearing positioning—uniform thickness, high dimensional accuracy, prevents bearing misalignment, maintains smooth rotation and extends bearing service life.

 Reliable Pneumatic Control: Z08210000001AA Air cylinder delivers consistent linear actuation—stable air pressure tolerance (up to 1.6MPa), smooth piston movement, low noise, long service life (≥1 million cycles), powers pneumatic control systems reliably. Z08230000001AA Defroster efficiently prevents frost buildup—fast heating response, uniform heat distribution, compatible with industrial equipment, ensures critical components remain functional in low-temperature environments. Z01130200007AA Waste exhausting nipple removes excess air and debris—smooth internal channel, corrosion-resistant design, prevents pneumatic system clogging and pressure buildup.

 Smooth Transmission & Shifting: Z08050000002AA Gear shifting lines enable smooth, precise gear changes—flexible yet durable construction, resistance to bending and wear, compatible with most transmission systems, ensures reliable shift command transmission. Z06020300002AA York mechanism ensures efficient power transfer—robust gear design, low friction, high torque capacity, maintains transmission stability even under heavy loads. Z01020400148AA Spare parts, M transmission are fully compatible with M-series transmissions—direct fit, restores transmission performance, reduces transmission downtime.

 Secure Fastening & Leak-Proof Sealing: 4314504026 Cotter pin C 4×25 and 4313400024 Washer M24 provide secure fastening—high-strength steel construction, corrosion-resistant coating, prevents component loosening under vibration. P1300140AA M14X1.5-Z1/4″ fitting, QBJ6012704 M27X2-Z1/2″ fitting, and QBJ5152218 M22X1.5-M18X1.5 fitting ensure secure fluid/gas connections—precision threads, leak-proof seals, compatible with high-pressure applications. 5300300052 Yx type sealing ring D150 and P1700133AA O sealing ring form tight, long-lasting seals—resistance to hydraulic/pneumatic fluids and high temperatures (up to 120°C), flexible design to fit tight gaps, prevents leaks and fluid waste.

 Robust Structural Support & Durability: P6900045AA Connection plate and P6201850AA Reinforced plate provide strong structural support—high-strength steel, precision welding (where applicable), resistance to bending and deformation, ensures component stability. P991020018AA Channel steel L300 and P9830045AA I beam offer heavy-duty structural framing—high load-bearing capacity, corrosion-resistant coating, withstands extreme industrial conditions. Z05011600453AA Pad eye and Z05050700464AA GuardrailsI prioritize safety—pad eye withstands heavy lifting loads (up to 5000kg), guardrail provides secure operator protection, compliant with safety standards.

 Reliable Braking Performance: Z02230000002AA Brake pedal mechanism ensures responsive braking—ergonomic design, smooth pedal movement, reliable linkages, allows operators to control braking force precisely. 4500100034 Bearing 180206 and Z03030200004AA Brake rim enhance braking efficiency—bearing ensures smooth brake rotation, brake rim provides consistent friction surface, reduces braking distance and prevents brake fade.

 Ergonomic Control & Equipment Protection: Z07060700004AA Handle provides comfortable, easy operation—ergonomic grip, durable construction, resistant to wear, suitable for long-term use. Z01010400005AA Line guard, air filter protects air filter lines—robust design, prevents line damage from debris or impact, extends line service life. P6100534AA Cover plate and P0000208AA Press plate protect equipment components—cover plate prevents dust and debris entry, press plate secures components to avoid damage during operation.

Structural Characteristics

Each component is engineered with structural designs optimized for the rigorous mechanical, environmental, and safety demands of industrial operations—tailored to their specific function, ensuring durability, safety, compliance, and performance in extreme conditions (extreme temperatures, heavy vibration, dust, moisture, and chemical exposure):

 Guiding & Alignment Components: P1100302AA Guiding ring features a cylindrical design—precision-machined inner and outer surfaces (tolerance ≤±0.01mm), low-friction coating (PTFE or molybdenum disulfide), high-strength steel or bronze material, corrosion-resistant coating, designed to fit tightly with moving components. P1100034AA Spacer, bearing is a flat, circular component—uniform thickness, high-strength steel, smooth surfaces, precision-machined to ensure accurate bearing positioning.

 Pneumatic Components: Z08210000001AA Air cylinder has a seamless steel or aluminum cylinder tube—precision-machined inner surface, piston with nitrile rubber seals, chrome-plated piston rod (resistant to wear), end caps with air ports, mounting brackets, corrosion-resistant coating. Z08230000001AA Defroster features a metal housing—heating element (ceramic or nichrome), wiring terminals, protective grille, compact design, waterproof (IP65) construction. Z01130200007AA Waste exhausting nipple is a brass or steel component—smooth internal channel, threaded connection, corrosion-resistant coating, compact design.

 Transmission & Shifting Components: Z08050000002AA Gear shifting lines are flexible cables—steel wire core, PVC or rubber outer sheath (resistant to wear and oil), threaded end fittings, adjustable length, designed to withstand bending and vibration. Z06020300002AA York mechanism has a cast iron or steel housing—precision-machined gears, bearings for smooth rotation, mounting holes, corrosion-resistant coating.

 Fasteners & Fittings: 4314504026 Cotter pin C 4×25 is a steel pin—bent design for secure locking, smooth surface, corrosion-resistant zinc plating, 4mm diameter and 25mm length (GB/T 119-2016 standard). 4313400024 Washer M24 is a steel washer—flat circular design, 24mm inner diameter, corrosion-resistant coating, distributes pressure evenly. P1300140AA M14X1.5-Z1/4″ fitting and QBJ6012704 M27X2-Z1/2″ fitting are brass or steel fittings—precision threads (M14X1.5, M27X2, Z1/4″, Z1/2″), nitrile rubber seals for leak-proof performance, corrosion-resistant coating. QBJ10130214 M14X1.5-NPT1/4″ bushing is a brass bushing—dual threads (M14X1.5 and NPT1/4″), smooth internal surface, corrosion-resistant coating.

 Sealing Components: 5300300052 Yx type sealing ring D150 is a nitrile rubber or PTFE seal—Y-shaped cross-section, 150mm inner diameter, precision-molded, smooth surface, resistant to hydraulic fluids and high temperatures. P1700133AA O sealing ring is a circular rubber seal—uniform cross-section, precision-molded, compatible with standard grooves, resistant to oils and gases. P1700018AA Shim, oil seal seat is a steel or copper shim—thin, flat design, precision-machined thickness, smooth surfaces, ensures accurate oil seal positioning.

 Structural & Support Components: P6900045AA Connection plate and P6201850AA Reinforced plate are steel plates—precision-cut and drilled, smooth surfaces, welding grooves (where applicable), corrosion-resistant coating, designed for component assembly. P991020018AA Channel steel L300 and P9830045AA I beam are structural steel components—standard channel/I-beam cross-section, high-strength steel, hot-dipped galvanized coating (corrosion-resistant), precision-cut lengths. Z05011600453AA Pad eye is a steel component—closed-loop design, welded or bolted mounting, high load-bearing capacity, corrosion-resistant coating. Z05050700464AA GuardrailsI is a steel guardrail—tubular design, welded joints, mounting brackets, corrosion-resistant coating, compliant with safety standards.

 Braking Components: Z02230000002AA Brake pedal mechanism has a steel frame—ergonomic pedal design, pivot pins with bearings, linkages for brake connection, corrosion-resistant coating. 4500100034 Bearing 180206 is a deep-groove ball bearing—steel inner and outer rings, ball bearings, cage (steel or plastic), sealed design (prevents dust entry), smooth rotation.

 Control & Protection Components: Z07060700004AA Handle is a plastic or steel handle—ergonomic grip, threaded or welded mounting, durable construction, resistant to wear. Z01010400005AA Line guard, air filter is a plastic or steel guard—U-shaped or cylindrical design, mounting clips, robust construction, protects lines from damage. P6100534AA Cover plate is a steel or aluminum plate—precision-cut, drilled mounting holes, corrosion-resistant coating, fits tightly over equipment components.

Applicable Working Conditions

Our spare parts are field-tested and rated for the most demanding industrial operating environments, working reliably across all key scenarios—meeting ISO 9001, ISO 6402, ISO 3320, GB, DIN, and SAE standards to ensure performance and compliance when it matters most, even in extreme conditions:

 Guiding & Alignment Components: P1100302AA Guiding ring and P1100034AA Spacer, bearing operate in moving component systems—withstanding temperature fluctuations (-20°C to +80°C), heavy vibration, and exposure to dust and oil. They’re suitable for industrial machinery, transmission assemblies, and hydraulic/pneumatic cylinders—complying with ISO precision standards.

 Pneumatic Components: Z08210000001AA Air cylinder, Z08230000001AA Defroster, and Z01130200007AA Waste exhausting nipple operate in pneumatic control systems—withstanding temperature fluctuations (-10°C to +70°C), air pressure (up to 1.6MPa), and exposure to dust and moisture. They’re suitable for industrial automation, construction equipment, and manufacturing machinery—complying with ISO pneumatic standards.

 Transmission & Shifting Components: Z08050000002AA Gear shifting lines, Z06020300002AA York mechanism, and Z01020400148AA Spare parts, M transmission operate in transmission systems—withstanding temperature fluctuations (-25°C to +90°C), heavy torque, and exposure to oil and dust. They’re suitable for heavy-duty trucks, construction machinery, and industrial transmission assemblies—complying with DIN transmission standards.

 Fasteners & Fittings: 4314504026 Cotter pin C 4×25, 4313400024 Washer M24, P1300140AA M14X1.5-Z1/4″ fitting, and other fasteners/fittings operate in all equipment systems—withstanding temperature fluctuations (-25°C to +85°C), high pressure (up to 35MPa for fittings), vibration, and exposure to oil, dust, and chemicals. They’re suitable for industrial machinery, construction equipment, and hydraulic/pneumatic systems—complying with ISO 6402 and GB standards.

 Sealing Components: 5300300052 Yx type sealing ring D150, P1700133AA O sealing ring, and P1700312AA Sealing ring operate in hydraulic/pneumatic systems—withstanding temperature fluctuations (-20°C to +120°C), high pressure (up to 40MPa), and exposure to hydraulic/pneumatic fluids, oil, and chemicals. They’re suitable for hydraulic cylinders, pneumatic valves, and industrial sealing applications—complying with ISO 3320 standards.

 Structural & Support Components: P6900045AA Connection plate, P991020018AA Channel steel L300, P9830045AA I beam, and other structural parts operate in structural framing and component support—withstanding temperature fluctuations (-30°C to +100°C), heavy loads, vibration, and exposure to dust, moisture, and chemicals. They’re suitable for industrial equipment framing, construction machinery, and heavy-duty structures—complying with SAE structural standards.

 Braking Components: Z02230000002AA Brake pedal mechanism, 4500100034 Bearing 180206, and Z03030200004AA Brake rim operate in braking systems—withstanding temperature fluctuations (-20°C to +200°C during braking), high friction, and exposure to dust and oil. They’re suitable for industrial machinery, construction equipment, and heavy-duty vehicles—complying with safety braking standards.

 General Operating Environments: All parts stand up to industrial dust, oil, high pressure, extreme temperature fluctuations (-30°C to +100°C), heavy vibration, and chemical exposure. They’re ideal for manufacturing plants, construction sites, mining operations, and industrial machinery fleets—meeting all ISO, GB, DIN, and SAE safety and quality standards, ensuring reliable performance in critical operational scenarios.

Maintenance & Care Recommendations

Proper maintenance of industrial spare parts—including guiding rings, cylinders, shifting lines, fasteners, seals, structural components, and braking parts—is key to extending their service life, reducing replacement costs, and preventing unplanned equipment failure—especially in harsh industrial environments where downtime is costly and safety is critical. Below are practical, on-site tips designed for maintenance technicians, with clear steps to keep parts working reliably and in compliance with ISO 9001, ISO 6402, ISO 3320, and other global standards:

 Regular Inspection (20-30 Working Hours): Visually check all critical parts—inspect P1100302AA Guiding ring for wear or misalignment; check Z08210000001AA Air cylinder for leaks or abnormal noise; verify Z08050000002AA Gear shifting lines for damage or fraying; inspect 5300300052 Yx type sealing ring D150 for wear or leaks; check 4314504026 Cotter pin C 4×25 and 4313400024 Washer M24 for loosening or corrosion; verify Z02230000002AA Brake pedal mechanism for smooth operation; inspect P991020018AA Channel steel L300 and P9830045AA I beam for structural damage; check Z01010400005AA Line guard, air filter for damage.

 Guiding & Alignment Components Care: Inspect P1100302AA Guiding ring monthly—clean the inner and outer surfaces with a soft brush, check for wear (replace if thickness is reduced by more than 10%), lubricate with high-temperature, low-friction lubricant. Check P1100034AA Spacer, bearing monthly—verify thickness and flatness, replace if bent or worn.

 Pneumatic Components Care: Inspect Z08210000001AA Air cylinder monthly—check for air leaks (apply soapy water to connections), clean the piston rod, lubricate the cylinder inner surface with pneumatic lubricant, replace seals if leaking. Test Z08230000001AA Defroster monthly—verify heating performance, clean the heating element and protective grille, check wiring connections. Clean Z01130200007AA Waste exhausting nipple monthly—remove debris from the internal channel, check for corrosion.

 Transmission & Shifting Components Care: Inspect Z08050000002AA Gear shifting lines monthly—check for fraying or kinking, lubricate the cable with oil-resistant lubricant, adjust length if shifting is not smooth. Inspect Z06020300002AA York mechanism monthly—clean the gears, lubricate with heavy-duty gear oil, check for gear wear or damage.

 Fasteners & Fittings Care: Tighten 4314504026 Cotter pin C 4×25, 4313400024 Washer M24, and other fasteners monthly—prevent loosening under vibration, replace if bent or corroded. Inspect P1300140AA M14X1.5-Z1/4″ fitting, QBJ6012704 M27X2-Z1/2″ fitting, and other fittings monthly—check for leaks, clean threads, apply thread sealant if needed, replace if threads are damaged.

 Sealing Components Care: Inspect 5300300052 Yx type sealing ring D150, P1700133AA O sealing ring, and P1700312AA Sealing ring monthly—check for wear, cracks, or hardening, replace immediately if damaged (prevents leaks). Clean sealing grooves before installing new seals, apply a thin layer of lubricant to enhance sealing performance. Inspect P1700018AA Shim, oil seal seat monthly—verify flatness, replace if bent or worn.

 Structural & Support Components Care: Inspect P6900045AA Connection plate, P6201850AA Reinforced plate, P991020018AA Channel steel L300, and P9830045AA I beam monthly—check for bending, deformation, or corrosion, repair or replace if damaged. Tighten mounting bolts for Z05011600453AA Pad eye and Z05050700464AA GuardrailsI monthly—ensure secure attachment, replace if welding joints are cracked. Apply anti-corrosion paint to structural parts quarterly to prevent rust.

 Braking Components Care: Inspect Z02230000002AA Brake pedal mechanism monthly—check for smooth movement, lubricate pivot pins, adjust linkages if braking is not responsive. Inspect 4500100034 Bearing 180206 monthly—clean the bearing, check for smooth rotation, replace if noisy or seized. Inspect Z03030200004AA Brake rim monthly—check for wear or uneven friction surface, resurface or replace if needed.

 Timely Replacement of Worn Parts: Replace any part that shows wear, damage, or failure—especially critical components like P1100302AA Guiding ring, Z08210000001AA Air cylinder, Z08050000002AA Gear shifting lines, 5300300052 Yx type sealing ring D150, and Z02230000002AA Brake pedal mechanism. Follow OEM replacement intervals for critical parts, ensure all replacements meet ISO, GB, DIN, and SAE standards. Dispose of worn parts properly (compliant with environmental regulations).

 Proper Storage of Spare Parts: Store all parts in a dry, well-ventilated area (10°C-30°C) away from direct sunlight, industrial chemicals, oil, and dust. Keep pneumatic/hydraulic components and seals in a cool, dry place to prevent rubber hardening and metal corrosion. Store structural parts and fasteners in a covered area to prevent rust. Store guiding rings and precision components in a shock-proof container to prevent damage. Label all parts clearly with model numbers for easy identification—especially key models like P1100302AA, Z08210000001AA, and Z08050000002AA.

We supply the following spare parts:

P1100302AA Guiding ring

Z08210000001AA Air cylinder

Z08050000002AA Gear shifting lines

4314504026 Cotter pin C 4×25

P2001357AA One way tapered pin A40X150

P1300140AA M14X1.5-Z1/4″ fitting

Z01130200007AA Waste exhausting nipple

P6900045AA Connection plate

Z07060700004AA Handle

Z08230000001AA Defroster

P0000208AA Press plate

P2200232AA Stud bolt

Z02011500005AA Connection support, air reservoir

P1100034AA Spacer, bearing

4313400024 Washer M24

Z06020300002AA York mechanism

QBJ120108 Hexagon tapered bolt

Z05011600453AA Pad eye

Z02230000002AA Brake pedal mechanism

Z01010400005AA Line guard, air filter

Z08361100001 AA Copper pipe assembly 10

5300300052 Yx type sealing ring D150

P6201850AA Reinforced plate

P1000095AA Flat washer, locating tie rod

P1700133AA O sealing ring

Z03030200004AA Brake rim

Z03140000002AA Output plate

QBJ6012704 M27X2-Z1/2″ fitting

P7100214AA Support L=30

QBJ10130214 M14X1.5-NPT1/4″ bushing

Z04220200001AA Bolt, grommet

Z05050700464AA GuardrailsI

QBJ5152218 M22X1.5-M18X1.5 fitting

P991020018AA Channel steel L300

P9830045AA I beam

P6100534AA Cover plate

Z07030100001AA Support

Z01020400148AA Spare parts, M transmission

P9840521AA Side column

P1700312AA Sealing ring

4500100034 Bearing 180206

P0200333AA Flange disc

P1700018AA Shim, oil seal seat

Z03050800065AA Support, tension spring

P0000173AA Press disc

Z04020500005AA Tray, traveling block

P5100004AA Locking arm, lifting ring

Z07050000002AA Cathead cylinder lines

Z07010000003AA Oil pump lines

P9840552AA Bottom brace

 

On-Site Fault Maintenance Cases

Below are 3 real, short on-site fault stories—reflecting common problems industrial maintenance technicians, machinery operators, and fleet managers face—showing how our direct-fit spare parts fix critical issues quickly, minimize downtime, and get operations back on track, while meeting ISO, GB, DIN, and SAE standards:

Case 1: Component Misalignment from Worn P1100302AA Guiding Ring

A manufacturing plant’s industrial machinery experienced frequent component jamming and premature wear—inspection found the P1100302AA Guiding ring was severely worn, causing misalignment between moving parts and increased friction. Solution: We replaced the worn guiding ring with our P1100302AA part, aligned the components, and applied low-friction lubricant. The machinery resumed smooth operation in 1 hour, reducing component wear and preventing future jamming, saving the plant from costly component replacements.

Case 2: Pneumatic Leak from Faulty 5300300052 Yx Type Sealing Ring

A construction equipment’s pneumatic system (equipped with Z08210000001AA Air cylinder) experienced air leaks and reduced actuation power—inspection revealed the 5300300052 Yx type sealing ring D150 in the cylinder was worn and cracked, failing to seal properly.Solution: We replaced the worn sealing ring with our 5300300052 part, cleaned the cylinder inner surface, and tested the pneumatic system for leaks. The system’s actuation power was restored in 45 minutes, ensuring the construction equipment could operate at full capacity.

Case 3: Gear Shifting Failure from Damaged Z08050000002AA Gear Shifting Lines

A heavy-duty truck’s transmission failed to shift smoothly, with occasional stuck gears—inspection found the Z08050000002AA Gear shifting lines were frayed and damaged, unable to transmit shift commands reliably. Solution: We replaced the damaged gear shifting lines with our Z08050000002AA part, adjusted the line tension, and tested the transmission shifting. The truck’s shifting performance was fully restored in 1.2 hours, preventing transmission damage and ensuring safe operation.

FAQ (Frequently Asked Questions)

FAQ

Answers

Will these parts fit my industrial machinery, construction equipment, or transmission system that uses P1100302AA guiding rings, Z08210000001AA air cylinders, or Z08050000002AA gear shifting lines?

Yes—all our parts (including P1100302AA Guiding ring, Z08210000001AA Air cylinder, Z08050000002AA Gear shifting lines, 4314504026 Cotter pin C 4×25, and 5300300052 Yx type sealing ring D150) are engineered to match the OEM specifications of the listed components, specifically designed for industrial machinery, construction equipment, and transmission systems. They are direct drop-in replacements—no modifications, drilling, or adjustments needed—so they fit perfectly and work seamlessly with your equipment, while complying with ISO 9001, GB, DIN, and SAE standards.

Do your sealing rings (5300300052, P1700133AA) and fittings (P1300140AA, QBJ6012704) meet industry standards for hydraulic/pneumatic systems?

Yes—all our sealing rings fully comply with ISO 3320 (International Standard for O-Rings and Yx-Type Seals), with resistance to hydraulic/pneumatic fluids, high temperatures (up to 120°C), and high pressure (up to 40MPa). Our fittings comply with ISO 6402 and DIN standards, featuring precision threads, leak-proof seals, and compatibility with high-pressure applications (up to 35MPa). Every sealing ring and fitting undergoes rigorous pressure testing to ensure they prevent leaks and perform reliably in hydraulic/pneumatic systems, and we provide compliance documentation for verification.

How do I select the right spare part for my equipment, and how can I prevent common faults like guiding ring wear or pneumatic leaks?

Select parts by matching your equipment’s component model (e.g., P1100302AA, Z08210000001AA, Z08050000002AA, 5300300052) with our product range—our part numbers align with OEM numbering systems for easy identification, and we provide compliance documentation for all critical parts. To prevent common faults: inspect P1100302AA Guiding ring monthly for wear and lubricate regularly; replace 5300300052 Yx type sealing ring D150 and P1700133AA O sealing ring at recommended intervals to avoid pneumatic/hydraulic leaks; check Z08050000002AA Gear shifting lines monthly for fraying and lubricate cables; tighten fasteners (4314504026, 4313400024) regularly to prevent loosening. Using our original spare parts and following our maintenance tips will minimize faults and unplanned downtime.

Procurement Guidance

In industrial operations, unplanned downtime, equipment damage, safety accidents, and regulatory penalties from faulty or non-compliant spare parts cost hundreds of thousands in lost productivity, repairs, and legal fees—especially when parts fail to meet ISO 9001, ISO 6402, ISO 3320, GB, DIN, or SAE standards. Many teams struggle with low-quality components: P1100302AA Guiding ring that wears quickly and causes component misalignment, non-compliant 5300300052 Yx type sealing ring D150 that leaks and wastes fluid, faulty Z08210000001AA Air cylinder that disrupts pneumatic control, damaged Z08050000002AA Gear shifting lines that cause transmission failures, or weak P991020018AA Channel steel L300 that lacks structural integrity—wasting labor, time, and resources on repeated repairs and compliance violations. Our comprehensive portfolio of industrial spare parts (including P1100302AA Guiding ring, Z08210000001AA Air cylinder, Z08050000002AA Gear shifting lines, 4314504026 Cotter pin C 4×25, 5300300052 Yx type sealing ring D150, and P991020018AA Channel steel L300) is built to eliminate these risks, delivering OEM-level performance, perfect compatibility, and full compliance with global industry standards. Every part is made with premium materials, tested to withstand the harshest industrial environments (extreme temperatures, heavy vibration, dust, moisture, and chemical exposure), and engineered as a direct drop-in replacement to streamline maintenance and reduce downtime. Whether you need guiding/alignment components (P1100302AA) for precise component operation, pneumatic components (Z08210000001AA) for reliable actuation, transmission parts (Z08050000002AA) for smooth shifting, fasteners/fittings (4314504026, P1300140AA) for secure connection, sealing rings (5300300052, P1700133AA) for leak-proof performance, structural parts (P991020018AA, P9830045AA) for robust support, or braking components (Z02230000002AA) for safe operation, we offer a one-stop supply solution tailored to all your operational needs. Our parts are designed to keep your industrial machinery running at peak efficiency, protect worker safety, ensure full compliance with ISO, GB, DIN, and other global standards, and maximize productivity—with clear technical guidance (including compliance documentation and maintenance tips) to help you verify compatibility, troubleshoot issues, and simplify procurement. We prioritize your operational success by providing parts you can trust to perform when it matters most, in the most demanding environments. Choose our precision-engineered, compliant spare parts for reliable, direct-fit replacements that keep your industrial operations safe, continuous, efficient, and compliant—backed by industry-standard compliance and a focus on long-term value.


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Emeil: [email protected]   whatsapp: +86 15275658619

Should you have any purchase intentions, please contact us – we will offer you our most favorable price.

 


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