Introduction: High-Quality Spare Parts for JZ500, ZJ-50 & Industrial Equipment
In industrial production, construction machinery, and boiler operation, the stable operation of core equipment directly determines production efficiency, operational safety, and maintenance costs. We specialize in supplying OEM-compatible spare parts tailored for key equipment models, including JZ500 weight table, ZJ-50 clutch system, WNS2-1.25-5Y boiler, and other industrial machinery. Our products precisely address the细分 needs of equipment maintenance teams, production plant managers, construction engineering contractors, and boiler operation personnel—solving common pain points such as component wear, equipment failure, unplanned downtime, and poor part compatibility that disrupt production schedules and increase operational costs.
Core Purpose: Our spare parts are engineered to ensure the reliable, efficient, and safe operation of JZ500, ZJ-50, and supporting industrial equipment. Whether you need a complete set of JZ500 secondary weight table, ZCX4-YX three-phase thyristor DC speed control device for motor regulation, LT500*200 clutch brake shoe assembly for ZJ-50 drum shaft, or AH130102050400B1 piston rod for hydraulic systems, each component undergoes strict quality testing to meet ISO 9001 quality management system standards and original equipment technical specifications. We aim to extend equipment service life, reduce maintenance frequency and costs, avoid production interruptions, and provide a reliable guarantee for continuous industrial production.
Product Overview
Key Product Categories & Matching Equipment Models
Our product portfolio covers critical spare parts for JZ500 weight table, ZJ-50 clutch system, WNS2-1.25-5Y boiler, and other industrial equipment, ensuring 100% compatibility with original equipment and direct replacement without modification. The main product categories and matching models are as follows:
• JZ500 Weight Table Parts: Complete set of JZ500 secondary weight table, American hex head bolts (T500-1056) for assembly and fixation.
• ZJ-50 Clutch & Drum Shaft Parts: ZJ-50 clutch brake shoe assembly (LT500*200) for drum shaft, push plate clutch (Z16160000003AA), disc brake bolt (ZJ50 BK-11-S4) for brake system fixation.
• Hydraulic & Transmission Parts: Piston rod (AH130102050400B1), crankshaft (1W5009), bearing (4500100202), double lip oil seal (AH1301010406), spring guide seal (AH100101051100) for hydraulic and transmission systems of various industrial equipment.
• Control & Measuring Parts: ZCX4-YX three-phase thyristor DC speed control device for motor speed regulation, pocket pressure measure (SMB20-2-250/400BAR) for pressure detection.
• Boiler & Flange Parts: WNS2-1.25-5Y boiler relay (61F-11), intermediate flange (JC21A-01-07) for pipeline and equipment connection.
Function Description
Each spare part plays a critical role in the normal operation of industrial equipment, directly affecting the performance, safety, and efficiency of the entire system. Below are the core functions of key product categories:
JZ500 Weight Table & Fastener Parts
The complete set of JZ500 secondary weight table is the core component of the JZ500 weight table system, responsible for accurate weight measurement and data transmission, ensuring the precision of material weighing in production and construction processes. American hex head bolts (T500-1056) are used for the assembly and fixation of the weight table and other equipment components, providing stable connection and load-bearing capacity, preventing loose connections caused by equipment vibration during operation.
ZJ-50 Clutch & Brake Parts
The ZJ-50 clutch brake shoe assembly (LT500*200) is matched with the ZJ-50 drum shaft, responsible for braking and speed control of the drum, ensuring stable operation and safe stop of the equipment. The push plate clutch (Z16160000003AA) controls the power transmission of the equipment, enabling smooth start and stop of the transmission system. Disc brake bolts (ZJ50 BK-11-S4) fix the brake components, ensuring the reliability of the brake system and avoiding brake failure caused by loose bolts.
Hydraulic & Transmission Core Parts
The piston rod (AH130102050400B1) is the key component of hydraulic cylinders, transmitting hydraulic force to drive the movement of equipment components. The crankshaft (1W5009) converts the reciprocating motion of the piston into rotational motion, providing power for the operation of industrial machinery. Bearings (4500100202) reduce friction between rotating components, ensuring smooth operation and extending the service life of the transmission system. Double lip oil seals (AH1301010406) and spring guide seals (AH100101051100) prevent oil leakage in hydraulic and transmission systems, maintaining stable oil pressure and avoiding component wear caused by oil shortage.
Control & Measuring Parts
The ZCX4-YX three-phase thyristor DC speed control device adjusts the speed of DC motors accurately, meeting the different speed requirements of industrial production processes and improving production efficiency. The pocket pressure measure (SMB20-2-250/400BAR) detects the pressure of hydraulic systems, pipelines, or other equipment in real time, providing accurate pressure data for equipment operation and maintenance, and preventing equipment damage caused by overpressure.
Boiler & Flange Parts
The WNS2-1.25-5Y boiler relay (61F-11) controls the start, stop, and protection of the boiler, ensuring the safe and stable operation of the boiler. The intermediate flange (JC21A-01-07) is used for the connection of pipelines and equipment, ensuring tight connection and preventing leakage of media (such as steam, water, or oil) in industrial pipelines.
Structural Features
Our spare parts are designed with durability, compatibility, and easy maintenance in mind, combining advanced structural design and high-quality materials to adapt to the harsh working environment of industrial production. Key structural features include:
High-Quality Material Selection
Metal parts such as piston rods (AH130102050400B1), crankshafts (1W5009), and bearings (4500100202) are made of high-strength alloy steel,经过 heat treatment and precision machining to enhance tensile strength, wear resistance, and corrosion resistance. Oil seals (AH1301010406) and spring guide seals (AH100101051100) are made of nitrile rubber (NBR) or fluorine rubber (FKM), which have excellent oil resistance, high-temperature resistance, and aging resistance. Fasteners such as American hex head bolts (T500-1056) are made of high-strength carbon steel, ensuring sufficient load-bearing capacity and anti-loosening performance.
Precision Machining & OEM Compatibility
All parts are processed by CNC precision machine tools, with strict control of dimensional tolerance (complying with ISO 286-1 standard) to ensure 100% compatibility with original equipment. For example, the ZJ-50 clutch brake shoe assembly (LT500*200) and disc brake bolt (ZJ50 BK-11-S4) are designed according to the original ZJ-50 equipment parameters, which can be directly replaced without adjusting the equipment structure, reducing maintenance time and labor costs.
Stable Structural Design
The double lip oil seal (AH1301010406) adopts a double-layer sealing structure, which enhances the sealing effect and effectively prevents oil leakage. The spring guide seal (AH100101051100) is equipped with a built-in spring, which ensures close fitting with the mating surface and maintains good sealing performance even under equipment vibration. The intermediate flange (JC21A-01-07) adopts a flange structure with uniform bolt holes, ensuring stable connection and uniform stress, avoiding leakage caused by uneven stress.
Easy Installation & Maintenance
Parts such as push plate clutches (Z16160000003AA) and boiler relays (61F-11) are designed with a modular structure, which is easy to install and disassemble. The ZCX4-YX three-phase thyristor DC speed control device is equipped with clear wiring terminals, which is convenient for maintenance personnel to wire and debug. All parts are marked with clear model and specification information, which is convenient for users to identify and replace.
Applicable Working Conditions
Our spare parts are specially designed for the harsh working environment of industrial production, and are applicable to various complex working conditions, including:
• Industrial Production Workshops: Suitable for JZ500 weight table, ZCX4-YX speed control device, and hydraulic transmission parts, adapting to indoor and outdoor production environments with temperature ranging from -10℃ ~ 60℃, and adapting to slight dust and vibration.
• Construction Machinery Sites: ZJ-50 clutch brake shoe assembly (LT500*200), disc brake bolt (ZJ50 BK-11-S4), and other parts are suitable for construction sites with high dust, strong vibration, and frequent start-stop operations, ensuring stable performance of construction machinery.
• Boiler Operation Environments: WNS2-1.25-5Y boiler relay (61F-11) is suitable for high-temperature (up to 120℃) and high-humidity boiler rooms, with good high-temperature resistance and insulation performance, ensuring safe operation of the boiler.
• Hydraulic System Operations: Piston rods (AH130102050400B1), oil seals (AH1301010406), and bearings (4500100202) are suitable for hydraulic systems with working pressure up to 400BAR, adapting to high-pressure and high-load working conditions, and ensuring stable operation of the hydraulic system.
• Low-Temperature Working Environments: Parts such as bearings and oil seals are designed with low-temperature resistance, adapting to working environments in cold regions (temperature as low as -30℃), ensuring no performance degradation or component failure.
Maintenance & Care Recommendations
Proper maintenance and care can significantly extend the service life of spare parts, reduce maintenance costs, and ensure the stable operation of equipment. Below are targeted maintenance recommendations for different types of parts:
Hydraulic & Transmission Parts Maintenance
• Check the piston rod (AH130102050400B1) surface regularly for scratches, corrosion, or wear. If any damage is found, polish or replace it in time to avoid damaging the oil seal.
• Lubricate the bearing (4500100202) every 100 working hours with lithium-based grease to reduce friction and extend service life. Replace the bearing if abnormal noise or jamming occurs.
• Inspect the double lip oil seal (AH1301010406) and spring guide seal (AH100101051100) monthly for aging, cracking, or oil leakage. Replace the seal immediately if any damage is found.
ZJ-50 Clutch & Brake Parts Maintenance
• Check the ZJ-50 clutch brake shoe assembly (LT500*200) every 150 working hours for wear. If the wear thickness exceeds 2mm, replace it in time to ensure braking performance.
• Tighten the disc brake bolt (ZJ50 BK-11-S4) regularly (once a week) to prevent loosening caused by equipment vibration. Replace the bolt if thread damage is found.
• Clean the push plate clutch (Z16160000003AA) monthly to remove dust and oil stains, and check the clutch gap. Adjust the gap if it is too large or too small to ensure smooth clutch engagement and disengagement.
Control & Measuring Parts Maintenance
• Check the ZCX4-YX three-phase thyristor DC speed control device every month for loose wiring and overheating. Clean the surface dust to ensure good heat dissipation.
• Calibrate the pocket pressure measure (SMB20-2-250/400BAR) every 6 months to ensure accurate pressure measurement. Replace the pressure gauge if it is inaccurate or damaged.
Boiler & Weight Table Parts Maintenance
• Inspect the WNS2-1.25-5Y boiler relay (61F-11) every month for contact wear and insulation performance. Replace the relay if contact failure or insulation damage is found.
• Clean the JZ500 secondary weight table regularly to remove dust and debris, and check the American hex head bolts (T500-1056) for looseness. Tighten or replace the bolts as needed.
General Maintenance Principles
After each operation, clean the surface of the parts to remove dust, oil stains, and debris. Store spare parts in a dry, ventilated, and dust-free warehouse, avoiding direct sunlight and contact with corrosive substances. For parts that have not been used for a long time (more than 6 months), check the performance and integrity before installation, and replace them if necessary.
We supply the following spare parts:
Weight table JZ complete set of secondary table JZ500 |
ZCX4-YX three-phase thyristor DC speed control device |
American hex head bolts T500-1056 |
INTERMEDIATE FLANGE JC21A-01-07 |
piston rod AH130102050400B1 |
crankshaft 1W5009 |
bearing 4500100202 |
Pocket pressure measure SMB20-2-250/400BAR |
Boiler WNS2-1.25-5Y Relay 61F-11 |
spring guide seal AH100101051100 |
push plate clutch Z16160000003AA |
double lip oil seal AH1301010406 |
Drum shaft ZJ-50 clutch brake shoe assembly LT500*200 |
disc brake bolt ZJ50 BK-11-S4 |
On-Site Fault Repair Cases
Below are 3 real on-site fault repair cases, providing practical reference for users to solve common equipment problems using our spare parts:
Case 1: ZJ-50 Drum Shaft Brake Failure
Fault Phenomenon: During the operation of the ZJ-50 equipment, the drum shaft could not be braked in time, and the braking effect was poor, posing a safety hazard.
Fault Diagnosis: After inspection, the ZJ-50 clutch brake shoe assembly (LT500*200) was found to be severely worn, and the friction surface was smooth, resulting in reduced braking force. The wear was caused by long-term high-frequency use and insufficient maintenance.
Repair Solution: Replace the worn brake shoe assembly with our LT500*200 clutch brake shoe assembly. After installation and debugging, the braking effect of the drum shaft was restored, and the equipment could stop stably. The fault was completely solved, and the equipment resumed normal operation.
Case 2: JZ500 Weight Table Measurement Inaccuracy
Fault Phenomenon: The JZ500 weight table showed large measurement errors during material weighing, which affected the accuracy of production data and product quality.
Fault Diagnosis: Inspection found that the secondary weight table of the JZ500 weight table was damaged, and the American hex head bolts (T500-1056) used for fixation were loose, resulting in unstable operation of the weight table and inaccurate measurement.
Repair Solution: Replace the JZ500 secondary weight table with our complete set of JZ500 secondary weight table, and tighten the T500-1056 American hex head bolts. After replacement, the weight table measurement accuracy was restored, and the measurement error was within the standard range, ensuring the accuracy of production data.
Case 3: Hydraulic System Oil Leakage
Fault Phenomenon: The hydraulic system of industrial equipment had serious oil leakage, resulting in reduced oil pressure and abnormal operation of the equipment.
Fault Diagnosis: After inspection, the double lip oil seal (AH1301010406) of the hydraulic cylinder was found to be aging and cracked, resulting in oil leakage. The aging was caused by long-term exposure to high-temperature hydraulic oil.
Repair Solution: Replace the damaged oil seal with our AH1301010406 double lip oil seal. After replacement, the oil leakage of the hydraulic system was eliminated, the oil pressure returned to normal, and the equipment operated stably. The fault did not recur after one month of use.
Frequently Asked Questions (FAQ)
Question | Answer |
Are your spare parts compatible with original JZ500, ZJ-50, and WNS2-1.25-5Y equipment? | Yes, all our spare parts are designed and manufactured according to the original equipment’s structural parameters and technical standards, complying with OEM specifications. They can be directly replaced without modifying the equipment, ensuring 100% compatibility and stable performance. |
How to confirm the correct model of the spare part I need, such as the piston rod or brake shoe assembly? | You only need to provide the equipment model (such as JZ500, ZJ-50) and the original part number (such as AH130102050400B1, LT500*200). Our professional team will quickly match the corresponding spare part for you, and provide technical advice to ensure you choose the right product. |
What quality standards do your spare parts meet, and do you provide quality assurance? | All our spare parts meet ISO 9001 quality management system standards, and key parts (such as bearings, piston rods) also meet relevant industrial standards. We provide a 6-month quality guarantee period (from the date of installation and use). If the part fails due to quality problems (excluding man-made damage and improper use), we will provide free replacement. |
Procurement Guide & Technical Support
We are committed to providing high-quality spare parts for JZ500, ZJ-50, and other industrial equipment, as well as professional technical support, to help you solve equipment maintenance problems and ensure continuous production. Whether you need a single part (such as ZCX4-YX speed control device, AH1301010406 oil seal) or a batch of spare parts for equipment maintenance, we can provide customized supply solutions.
Our spare parts have passed strict quality inspection (including material inspection, dimensional inspection, and performance testing) to ensure reliable quality and stable performance. We provide clear procurement reference standards, and each part is accompanied by detailed model, specification, and compatibility information, making it easy for you to purchase and use. In addition, our professional technical team can provide on-site installation guidance, fault diagnosis, and maintenance advice, helping you solve technical problems quickly and minimize equipment downtime.
If you need to purchase JZ500, ZJ-50, or other industrial equipment spare parts, or have questions about product selection, installation, or maintenance, please contact us. Our team will provide you with one-on-one technical consultation and procurement guidance, helping you choose the most suitable spare parts for your equipment. Choose our spare parts, and you will get reliable quality, perfect compatibility, and professional support—your trusted partner for industrial equipment maintenance and production continuity.
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