Parts (P2100280AA, Z07130100070AA, 1101003024) - Steel Pipes, Plunger Assemblies

Core Purpose & Equipment Adaptation

We specialize in the production and supply of high-precision, direct-fit industrial spare parts, engineered to seamlessly match the hydraulic systems, transmission assemblies, braking systems, structural framing, and engine-torque converter connections of heavy-duty industrial machinery, construction equipment, telescopic cylinder systems, and engine-powered machinery—with key models including P2100280AA Steel pipe 25 L=4100, Z07130100070AA Plunger assembly, 1101003024 Hose assembly 10I-1200, 4500100311 Bearing 22232C/W33, and 5300100235 O sealing ring 90X3.550. All our parts adhere to strict global industry standards, including ISO 9001 (Quality Management System), ISO 3320 (Sealing Rings), ISO 6402 (Fasteners), ISO 281 (Bearings), GB Standards (GB/T 97.1-2002 for washers, GB/T 3091-2015 for steel pipes), DIN Standards (DIN 24342 for hose assemblies, DIN 931 for bolts), 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 is tailored to address 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: low-quality P2100280AA Steel pipe 25 L=4100 that corrodes or cracks under pressure, leading to fluid leaks and system failure; ill-fitting Z07130100070AA Plunger assembly that causes hydraulic inefficiency and component wear; faulty 5300100235 O sealing ring 90X3.550 that fails to seal properly, resulting in hydraulic leaks and energy waste. Machinery operators grapple with worn 4500100311 Bearing 22232C/W33 that causes excessive noise and vibration, disrupting equipment operation; damaged 1101003024 Hose assembly 10I-1200 that bursts under high pressure, halting work abruptly. Fleet managers struggle with substandard structural parts like P991011591AA Angle steel L=280 or P9840549AA Bottom brace 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 reliable fluid transmission (P2100280AA, 1101003024), efficient hydraulic actuation (Z07130100070AA), smooth rotation (4500100311, 4500100057), leak-proof sealing (5300100235, P1700020AA), secure fastening (4303310080, 4300820100), and robust structural support (P991011591AA, P9840549AA). All parts are designed to withstand harsh industrial environments (extreme temperatures, heavy vibration, dust, moisture, high pressure, 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, telescopic cylinder systems, and engine-powered machinery—with key models including P2100280AA Steel pipe 25 L=4100, Z07130100070AA Plunger assembly, 1101003024 Hose assembly 10I-1200, 4500100311 Bearing 22232C/W33, and 5300100235 O sealing ring 90X3.550. 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 3320, ISO 6402, ISO 281, GB, DIN, and SAE standards. Below is a detailed breakdown of our core product categories, with key models and their practical applications: Fluid Transmission Components: P2100280AA Steel pipe 25 L=4100 (25mm steel pipe, 4100mm length, for fluid/gas transmission); P9870287AA Threading pipe (threaded steel pipe, for secure pipe connections); 1101003024 Hose assembly 10I-1200 (10mm I-type hydraulic hose assembly, 1200mm length, for hydraulic fluid transmission); Z08330300031AA Hose assembly 10 (10mm hydraulic hose assembly, flexible fluid transfer); Z08330100044AA Hose assembly 6 (6mm hydraulic hose assembly, for low-pressure fluid transmission); 5402600475 Bellows L=2600 (2600mm bellows, for flexible fluid connection and vibration damping); QBJ806101010 NPT1 1/4″ tee (NPT1 1/4″ tee fitting, splits fluid flow); QBJ5071802 M18X1.5-NPT1/4 fitting (M18X1.5-NPT1/4 adapter fitting, connects different thread sizes); QBJ10010403 Z1/2″X3/8″ bushing (Z1/2″X3/8″ bushing, thread adaptation for fluid lines). Hydraulic Components: Z07130100070AA Plunger assembly (plunger assembly for hydraulic cylinders, enables linear actuation); Z04170000038AA Centralizer, telescoping cylinder (centralizer for telescopic cylinders, ensures smooth cylinder extension/retraction); Z07060200001AA Two bank valve lines (two-bank valve lines, hydraulic fluid transmission for valve systems). Engine & Transmission Components: Z01020000147AA Connection and installation of engine and torque converter (engine-torque converter connection kit, ensures secure power transfer); P0100217AA Left bearing press plate, output end (output end left bearing press plate, secures and protects bearings); P3000050AA Sprocket wheel (sprocket wheel for power transmission, transfers power via chains); 4500100311 Bearing 22232C/W33 (22232C/W33 spherical roller bearing, smooth rotation in heavy-load systems); 4500100057 Bearing 6228 (6228 deep-groove ball bearing, for light to medium load rotation); 4500100078 Bearing 317 (317 deep-groove ball bearing, smooth rotation in transmission systems); P1400037AA Pipe sleeve (pipe sleeve, protects and aligns pipes); P1400036AA Shaft sleeve (shaft sleeve, protects shafts from wear and misalignment); P9870116AA Sleeve, pin shaft (pin shaft sleeve, protects pin shafts and reduces friction). Fasteners & Fittings: 4313100024 Washer 24 (24mm washer, distributes pressure for bolts); 4303310080 Bolt M10X80 (M10X80 bolt, medium-torque fastening); 4300310030 Bolt M10X30 (M10X30 bolt, light-torque fastening); 4300820100 Bolt M20x100 (M20x100 bolt, high-torque fastening); Z07140100007AA Nut (general-purpose nut, secures bolts); P0900014AA Nut (specialized nut, for critical fastening applications); P2000218AA Pinshaft (pinshaft, links components and enables rotation); P2000094AA Exaternal shaft pin, balance beam (balance beam external shaft pin, maintains balance beam alignment); P2000260AA Safety pin (safety pin, prevents accidental disengagement). Sealing Components: 5300100235 O sealing ring 90X3.550 (90×3.550 O-ring, leak-proof sealing in hydraulic/pneumatic systems); P1700020AA Seal shim (seal shim, enhances sealing performance and adjusts gaps); P1101579AA Anti-wear ring (anti-wear ring, reduces wear in hydraulic components); P1100045AA Spacing ring (spacing ring, maintains component spacing and alignment); P0200348AA Gland,bearing (bearing gland, seals and protects bearings from contamination). Structural & Support Components: P7100099AA Support, rear sub-pump (rear sub-pump support, secures rear sub-pumps); P9840530AA Reinforced support (reinforced support, enhances structural stability); P9840549AA Bottom brace (bottom brace, supports equipment and prevents tipping); Z04121300001AA Left support (left support, secures left-side components); P991011591AA Angle steel L=280 (280mm angle steel, structural framing and support); Z05010602129AA Guardrails I (type I guardrail, operator and equipment protection); Z05010601270AA Guardrails 11 (type 11 guardrail, enhanced safety protection); P6013610AA Connection pad eye (connection pad eye, for lifting and securing components); P6001133AA Retaining plate (retaining plate, secures components in place); 4900450025 Sheet steel (sheet steel, for structural fabrication and component protection); P9000050AA Spring (spring, provides tension and shock absorption); Z04210000054AA Guy line assembly (guy line assembly, stabilizes equipment and prevents tipping); P2100008AA Steering tension ring (steering tension ring, maintains steering system tension); P1000360AA Adjusting shim (adjusting shim, precise component alignment); Z03111700002AA Plug valve (plug valve, controls fluid flow in hydraulic systems). All parts are manufactured using premium materials: high-strength steel and stainless steel for structural components, fasteners, pipes, and bearings; corrosion-resistant brass/copper for fittings; durable nitrile rubber/PTFE for sealing rings; reinforced rubber and steel wire for hose assemblies—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 hose assemblies and sealing components), load testing (for structural parts and fasteners), bearing performance testing (for 4500100311, 4500100057), 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—fluid leaks, hydraulic inefficiency, transmission failures, component wear, fastening loosening, and structural instability—with functional features that prioritize reliability, safety, compliance, durability, and ease of use, all tailored to the real operational needs of industrial machinery, construction equipment, and telescopic cylinder systems:

• Reliable Fluid Transmission: P2100280AA Steel pipe 25 L=4100 delivers stable fluid/gas transmission—high-strength steel, corrosion-resistant coating, 25mm diameter, 4100mm length, withstands high pressure (up to 35MPa). 1101003024 Hose assembly 10I-1200, Z08330300031AA Hose assembly 10, and Z08330100044AA Hose assembly 6 provide flexible fluid transfer—reinforced steel wire structure, oil-resistant outer layer, compatible with hydraulic fluids, 1200mm/4100mm length (customizable). 5402600475 Bellows L=2600 offers flexible connection—2600mm length, corrosion-resistant material, vibration damping, compensates for misalignment. QBJ806101010 NPT1 1/4″ tee and QBJ5071802 M18X1.5-NPT1/4 fitting ensure secure fluid distribution—precision threads, leak-proof seals, compatible with various fluid lines.

• Efficient Hydraulic Actuation: Z07130100070AA Plunger assembly enables smooth linear actuation—precision-machined plunger, wear-resistant surface, compatible with hydraulic cylinders, high pressure resistance (up to 40MPa), ensures efficient hydraulic power conversion. Z04170000038AA Centralizer, telescoping cylinder ensures stable cylinder movement—wear-resistant material, precise alignment, reduces friction between cylinder stages, prevents jamming and premature wear. Z07060200001AA Two bank valve lines deliver consistent fluid flow—reinforced structure, oil-resistant coating, flexible design, ensures reliable valve operation.

• Smooth Transmission & Rotation: 4500100311 Bearing 22232C/W33 provides smooth rotation in heavy-load systems—spherical roller design, high load-bearing capacity, self-aligning feature, withstands heavy vibration, extends service life. 4500100057 Bearing 6228 and 4500100078 Bearing 317 ensure smooth rotation in light to medium load systems—deep-groove design, sealed construction to prevent dust entry, low friction. P3000050AA Sprocket wheel transfers power efficiently—precision-toothed design, wear-resistant surface, compatible with standard chains, ensures consistent power transfer. Z01020000147AA Connection and installation of engine and torque converter ensures secure power transfer—high-strength fasteners and alignment components, prevents power loss and component damage.

• Leak-Proof Sealing & Wear Resistance: 5300100235 O sealing ring 90X3.550 and P1700020AA Seal shim 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. P1101579AA Anti-wear ring reduces component wear—hardened surface, compatible with hydraulic components, extends service life of plungers and cylinders. P0200348AA Gland,bearing protects bearings from contamination—sealed design, prevents dust and fluid entry, maintains bearing performance.

• Secure Fastening & Component Protection: 4313100024 Washer 24, 4303310080 Bolt M10X80, 4300820100 Bolt M20x100, and Z07140100007AA Nut provide secure fastening—high-grade steel, corrosion-resistant coating, high torque capacity, compatible with industrial machinery. P2000218AA Pinshaft and P9870116AA Sleeve, pin shaft link and protect components—pin shaft enables rotation between components, sleeve reduces friction and wear. P1400037AA Pipe sleeve and P1400036AA Shaft sleeve protect pipes and shafts—wear-resistant material, prevents damage from vibration and misalignment.

• Robust Structural Support & Safety: P7100099AA Support, rear sub-pump, P9840530AA Reinforced support, and P9840549AA Bottom brace offer strong structural support—high-strength steel, corrosion-resistant coating, high load-bearing capacity, withstands bending and deformation. P991011591AA Angle steel L=280 provides structural framing—280mm length, hot-dipped galvanized coating, compatible with industrial equipment framing. Z05010602129AA Guardrails I and Z05010601270AA Guardrails 11 prioritize safety—robust tubular design, secure mounting, prevents operator accidents and equipment damage. Z04210000054AA Guy line assembly stabilizes equipment—flexible design, high tensile strength, prevents tipping in harsh environments.

• Precision Alignment & Adjustment: P1000360AA Adjusting shim and P1100045AA Spacing ring enable precise component alignment—thin, flexible design, adjustable thickness, corrects misalignment, improves component performance. P2100008AA Steering tension ring maintains steering system tension—adjustable design, ensures smooth steering operation. Z03111700002AA Plug valve controls fluid flow—easy operation, precise flow control, compatible with hydraulic systems.

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, high pressure, and chemical exposure):

• Fluid Transmission Components: P2100280AA Steel pipe 25 L=4100 is a seamless steel pipe—25mm outer diameter, 4100mm length, thickened wall (for high pressure resistance), hot-dipped galvanized coating (corrosion-resistant), precision-cut ends for easy connection. 1101003024 Hose assembly 10I-1200, Z08330300031AA Hose assembly 10, and Z08330100044AA Hose assembly 6 feature a multi-layer structure—inner rubber layer (compatible with hydraulic fluids), reinforced steel wire braid (high-pressure resistance), outer rubber layer (corrosion and wear resistance), crimped metal fittings (leak-proof connection), 1200mm/4100mm length. 5402600475 Bellows L=2600 is a metal bellows—2600mm length, corrugated design (flexible and vibration-damping), stainless steel material (corrosion-resistant), flanged ends for secure connection. QBJ806101010 NPT1 1/4″ tee and QBJ5071802 M18X1.5-NPT1/4 fitting are brass or steel fittings—precision threads (NPT1 1/4″, M18X1.5), nitrile rubber seals, corrosion-resistant coating, compact design.

• Hydraulic Components: Z07130100070AA Plunger assembly consists of a precision-machined steel plunger—hardened surface (wear-resistant), smooth outer diameter (tolerance ≤±0.01mm), sealing grooves (for O-rings), threaded end for connection. Z04170000038AA Centralizer, telescoping cylinder is a cylindrical steel component—wear-resistant inner surface, lubrication grooves (reduces friction), mounting slots for easy installation. Z07060200001AA Two bank valve lines are flexible cables—steel wire core, PVC outer sheath (oil-resistant), threaded end fittings, adjustable length.

• Engine & Transmission Components: Z01020000147AA Connection and installation of engine and torque converter is a kit including high-strength bolts, alignment pins, and gaskets—bolts are heat-treated for high strength, alignment pins ensure precise alignment, gaskets provide leak-proof sealing. 4500100311 Bearing 22232C/W33 is a spherical roller bearing—inner and outer steel rings, spherical rollers, steel cage, self-aligning design, sealed construction (double seals). 4500100057 Bearing 6228 and 4500100078 Bearing 317 are deep-groove ball bearings—steel inner and outer rings, ball bearings, plastic or steel cage, sealed design. P3000050AA Sprocket wheel is a steel component—precision-toothed design, hub for mounting, heat-treated surface (wear-resistant), corrosion-resistant coating. P1400037AA Pipe sleeve and P1400036AA Shaft sleeve are cylindrical steel components—smooth inner and outer surfaces, precision-machined to fit pipes/shafts, corrosion-resistant coating.

• Fasteners & Fittings: 4313100024 Washer 24 is a steel washer—flat circular design, 24mm inner diameter, corrosion-resistant coating, uniform thickness. 4303310080 Bolt M10X80 and 4300820100 Bolt M20x100 are high-grade steel bolts—hexagonal head, full thread, corrosion-resistant zinc plating, M10/M20 diameter, 80mm/100mm length. Z07140100007AA Nut and P0900014AA Nut are steel nuts—hexagonal design, precision threads, corrosion-resistant coating, high tensile strength. P2000218AA Pinshaft is a steel pin—cylindrical design, smooth surface, threaded or chamfered ends for connection, corrosion-resistant coating.

• Sealing Components: 5300100235 O sealing ring 90X3.550 is a nitrile rubber or PTFE O-ring—circular cross-section, 90mm inner diameter, 3.550mm thickness, precision-molded, smooth surface. P1700020AA Seal shim is a thin steel or copper shim—precision-machined thickness, smooth surfaces, holes for mounting, enhances sealing performance. P1101579AA Anti-wear ring is a cylindrical steel component—hardened inner surface, smooth outer surface, precision-machined to fit hydraulic components. P0200348AA Gland,bearing is a steel gland—circular design, mounting holes, sealed inner surface, fits over bearings to prevent contamination.

• Structural & Support Components: P7100099AA Support, rear sub-pump is a steel bracket—precision-cut and drilled, mounting holes for sub-pump, corrosion-resistant coating, reinforced design. P9840530AA Reinforced support and P9840549AA Bottom brace are steel components—angular or rectangular design, welded joints, mounting holes, corrosion-resistant coating, high load-bearing capacity. P991011591AA Angle steel L=280 is a structural steel component—L-shaped cross-section, 280mm length, hot-dipped galvanized coating, precision-cut ends. Z05010602129AA Guardrails I and Z05010601270AA Guardrails 11 are steel guardrails—tubular frame, welded joints, mounting brackets, corrosion-resistant coating, compliant with safety standards. Z04210000054AA Guy line assembly consists of steel cables, hooks, and tension adjusters—cables are high-strength steel, hooks are forged steel, tension adjusters enable precise tension control.

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 3320, ISO 6402, ISO 281, GB, DIN, and SAE standards to ensure performance and compliance when it matters most, even in extreme conditions:

• Fluid Transmission Components: P2100280AA Steel pipe 25 L=4100, 1101003024 Hose assembly 10I-1200, Z08330300031AA Hose assembly 10, and 5402600475 Bellows L=2600 operate in hydraulic/pneumatic systems—withstanding temperature fluctuations (-25°C to +100°C), high pressure (up to 40MPa), vibration, and exposure to hydraulic fluids, oil, dust, and moisture. They’re suitable for industrial hydraulic machinery, construction equipment, and telescopic cylinder systems—complying with DIN 24342 and SAE J1926 standards.

• Hydraulic Components: Z07130100070AA Plunger assembly, Z04170000038AA Centralizer, telescoping cylinder, and Z07060200001AA Two bank valve lines operate in hydraulic systems—withstanding temperature fluctuations (-20°C to +80°C), high pressure (up to 40MPa), vibration, and exposure to hydraulic fluids and dust. They’re suitable for hydraulic cylinders, telescopic systems, and valve controls—complying with ISO 3320 standards.

• Engine & Transmission Components: Z01020000147AA Connection and installation of engine and torque converter, 4500100311 Bearing 22232C/W33, 4500100057 Bearing 6228, and P3000050AA Sprocket wheel operate in engine and transmission systems—withstanding temperature fluctuations (-30°C to +120°C), heavy torque, high speed, and exposure to oil and dust. They’re suitable for engine-powered machinery, transmission assemblies, and heavy-duty equipment—complying with ISO 281 and DIN transmission standards.

• Fasteners & Fittings: 4313100024 Washer 24, 4303310080 Bolt M10X80, 4300820100 Bolt M20x100, and Z07140100007AA Nut 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: 5300100235 O sealing ring 90X3.550, P1700020AA Seal shim, and P1101579AA Anti-wear 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, valves, and industrial sealing applications—complying with ISO 3320 standards.

• Structural & Support Components: P7100099AA Support, rear sub-pump, P9840530AA Reinforced support, P991011591AA Angle steel L=280, and Z05010602129AA Guardrails I operate in structural framing and equipment 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 telescopic systems—complying with SAE structural standards.

• General Operating Environments: All parts stand up to industrial dust, oil, high pressure (up to 40MPa), extreme temperature fluctuations (-30°C to +120°C), heavy vibration, and chemical exposure. They’re ideal for construction sites, mining operations, manufacturing plants, 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 steel pipes, plunger assemblies, hose assemblies, bearings, seals, fasteners, and structural components—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 3320, ISO 6402, ISO 281, and other global standards:

• Regular Inspection (20-30 Working Hours): Visually check all critical parts—inspect P2100280AA Steel pipe 25 L=4100 for corrosion, cracks, or leaks; check Z07130100070AA Plunger assembly for wear or misalignment; verify 1101003024 Hose assembly 10I-1200 for cracks or bulges; inspect 4500100311 Bearing 22232C/W33 for noise or seizure; check 5300100235 O sealing ring 90X3.550 for wear or leaks; verify 4303310080 Bolt M10X80 and 4313100024 Washer 24 for loosening or corrosion; inspect P991011591AA Angle steel L=280 for structural damage; check Z05010602129AA Guardrails I for loose mounting.

• Fluid Transmission Components Care: Inspect P2100280AA Steel pipe 25 L=4100 monthly—clean the outer surface, check for corrosion or cracks, tighten connections if needed, apply anti-corrosion paint annually. Inspect 1101003024, Z08330300031AA, and Z08330100044AA hose assemblies monthly—check for cracks, leaks, or fraying, avoid bending beyond minimum bend radius, replace if damaged. Clean 5402600475 Bellows L=2600 monthly—remove dust and debris, check for corrosion or damage, lubricate joints to maintain flexibility. Inspect QBJ806101010 and QBJ5071802 fittings monthly—clean threads, check for leaks, apply thread sealant if needed.

• Hydraulic Components Care: Inspect Z07130100070AA Plunger assembly monthly—clean the plunger surface, check for wear or scratches, lubricate with hydraulic lubricant, replace if wear exceeds 10%. Inspect Z04170000038AA Centralizer, telescoping cylinder monthly—check for wear or misalignment, lubricate with high-temperature lubricant, adjust if needed. Inspect Z07060200001AA Two bank valve lines monthly—check for fraying or leaks, lubricate cables, replace if damaged.

• Engine & Transmission Components Care: Inspect Z01020000147AA Connection and installation of engine and torque converter monthly—check for loose bolts or alignment issues, tighten bolts if needed, replace gaskets if leaking. Inspect 4500100311, 4500100057, and 4500100078 bearings monthly—clean the bearing, check for smooth rotation and noise, add lubricating grease if needed, replace if seized or worn. Inspect P3000050AA Sprocket wheel monthly—check for tooth wear or damage, lubricate with chain lubricant, replace if teeth are worn. Clean P1400037AA Pipe sleeve and P1400036AA Shaft sleeve monthly—remove debris, check for wear, replace if damaged.

• Fasteners & Fittings Care: Tighten 4313100024 Washer 24, 4303310080 Bolt M10X80, 4300820100 Bolt M20x100, and Z07140100007AA Nut monthly—prevent loosening under vibration, replace if bent, corroded, or stripped. Inspect P2000218AA Pinshaft and P9870116AA Sleeve, pin shaft monthly—check for wear or bending, lubricate with high-temperature lubricant, replace if damaged.

• Sealing Components Care: Inspect 5300100235 O sealing ring 90X3.550, P1700020AA Seal shim, and P1101579AA Anti-wear 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. Store spare seals in a cool, dry place to prevent rubber hardening. Inspect P0200348AA Gland,bearing monthly—clean and tighten, replace if damaged.

• Structural & Support Components Care: Inspect P7100099AA Support, rear sub-pump, P9840530AA Reinforced support, and P9840549AA Bottom brace monthly—check for bending, deformation, or corrosion, repair or replace if damaged. Inspect P991011591AA Angle steel L=280 monthly—check for corrosion or bending, apply anti-corrosion paint quarterly. Tighten mounting bolts for Z05010602129AA Guardrails I and Z05010601270AA Guardrails 11 monthly—ensure secure attachment, replace if welding joints are cracked. Inspect Z04210000054AA Guy line assembly monthly—check for cable wear or loose connections, adjust tension if needed, replace if cables are frayed.

• Timely Replacement of Worn Parts: Replace any part that shows wear, damage, or failure—especially critical components like P2100280AA Steel pipe 25 L=4100, Z07130100070AA Plunger assembly, 1101003024 Hose assembly 10I-1200, 4500100311 Bearing 22232C/W33, and 5300100235 O sealing ring 90X3.550. 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 hose assemblies and seals in a cool, dry place to prevent rubber hardening and degradation. Store steel pipes (P2100280AA) and structural parts in a covered area to prevent corrosion, and hang hose assemblies to avoid kinking. Store precision components (Z07130100070AA, 4500100311) in a shock-proof container to prevent damage. Label all parts clearly with model numbers for easy identification—especially key models like P2100280AA, Z07130100070AA, and 1101003024.

We supply the following spare parts:

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: Hydraulic Leak from Corroded P2100280AA Steel Pipe

A construction site’s hydraulic system experienced persistent fluid leaks and reduced pressure—inspection found the P2100280AA Steel pipe 25 L=4100 was severely corroded due to exposure to moisture and chemicals, causing cracks and fluid waste. Solution: We replaced the corroded steel pipe with our P2100280AA part, tightened all connections, and tested the hydraulic system for pressure stability. The leaks were eliminated in 1.5 hours, restoring system pressure and preventing further fluid waste, ensuring the construction equipment could operate at full capacity.

Case 2: Hydraulic Inefficiency from Worn Z07130100070AA Plunger Assembly

A manufacturing plant’s hydraulic cylinder failed to actuate smoothly, with reduced lifting power—inspection found the Z07130100070AA Plunger assembly was worn and scratched, causing increased friction and hydraulic inefficiency. Solution: We replaced the worn plunger assembly with our Z07130100070AA part, cleaned the cylinder inner surface, and applied hydraulic lubricant. The cylinder’s actuation performance was fully restored in 1 hour, reducing friction and ensuring efficient hydraulic power conversion.

Case 3: Transmission Vibration from Faulty 4500100311 Bearing

A heavy-duty industrial machine’s transmission system experienced excessive vibration and noise, disrupting operation—inspection found the 4500100311 Bearing 22232C/W33 was worn and misaligned, causing friction and unstable rotation. Solution: We replaced the faulty bearing with our 4500100311 part, aligned the transmission components, and added lubricating grease. The vibration and noise were eliminated in 2 hours, restoring smooth transmission operation and preventing further component damage.

FAQ (Frequently Asked Questions)

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 3320, ISO 6402, ISO 281, GB, DIN, or SAE standards. Many teams struggle with low-quality components: P2100280AA Steel pipe 25 L=4100 that corrodes and cracks under pressure, causing hydraulic leaks; non-compliant Z07130100070AA Plunger assembly that leads to hydraulic inefficiency and component wear; worn 4500100311 Bearing 22232C/W33 that causes transmission vibration and damage; faulty 5300100235 O sealing ring 90X3.550 that leaks and wastes fluid; or weak P991011591AA Angle steel L=280 that lacks structural integrity—wasting labor, time, and resources on repeated repairs and compliance violations. Our comprehensive portfolio of industrial spare parts (including P2100280AA Steel pipe 25 L=4100, Z07130100070AA Plunger assembly, 1101003024 Hose assembly 10I-1200, 4500100311 Bearing 22232C/W33, and 5300100235 O sealing ring 90X3.550) 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, high pressure, and chemical exposure), and engineered as a direct drop-in replacement to streamline maintenance and reduce downtime. Whether you need fluid transmission components (P2100280AA, 1101003024) for reliable fluid transfer, hydraulic components (Z07130100070AA) for efficient actuation, transmission parts (4500100311, P3000050AA) for smooth power transfer, seals (5300100235, P1700020AA) for leak-proof performance, fasteners (4303310080, 4300820100) for secure attachment, or structural parts (P991011591AA, P9840549AA) for robust support, 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.