Product Specifications
| Parameter |
Details |
| Model NO. |
GEWZ57ES |
| Material |
Bearing Steel |
| Load Direction |
Radial Spherical Plain Bearing |
| Lubrication |
Self-lubricating |
| Outer Structure |
Whole Outer Ring |
| Rod End |
General |
| Series |
Gewz |
| Product Name |
Spherical Plain Bearing |
| Package |
Neutral Packing Bearing |
| Sliding Contact |
Steel-on-Steel |
| Features |
High Precision, Long Life, Low Noise |
| Service |
OEM ODM |
| Transport Package |
Carton Pallet |
| Specification |
57.15*90.488*85.725mm |
| Origin |
China |
| HS Code |
8482101000 |
Application Industries
| Industry |
Typical Equipment |
| Construction Machinery |
Excavators, Hydraulic Systems |
| Industrial Manufacturing |
Engineering Hydraulic Cylinder, Forging Machine |
| Automotive |
Automobile Shock Absorber |
| Water Conservancy |
Water Conservancy Machinery |
| Automation |
Automation Equipment |
Reduce Downtime with GEWZ57ES Self-lubricating Spherical Plain Bearing for Construction Machinery
Construction machinery operators know the frustration of unexpected downtime caused by bearing failures. When hydraulic cylinders or forging machines stop working due to worn bearings, every hour of delay eats into productivity and profits. Sourcing reliable replacement parts with minimal lead time often feels like an uphill battle, especially for specialized components like spherical plain bearings.
Self-lubricating Solution for Heavy-Duty Applications
The GEWZ spherical plain bearing series addresses these challenges with its self-lubricating design, eliminating the need for frequent maintenance in construction machinery. Manufactured from high-grade bearing steel, this Gewz57es bearing delivers the durability required for heavy radial loads in hydraulic cylinders and forging machines. Our production capacity of 1,000,000 units annually ensures stable supply, while ISO9001 and ISO14001 certifications guarantee consistent quality.
Engineered for Extreme Construction Environments
This spherical plain bearing for construction machinery thrives in the toughest conditions. Its steel-on-steel sliding contact handles high radial loads, while the whole outer ring structure provides exceptional stability during dynamic operations. Whether installed in excavator hydraulic systems or water conservancy machinery, the bearing maintains precision performance even under dust, vibration, and temperature fluctuations—critical factors in construction site reliability.
Key Technical Advantages for Optimal Performance
The GEWZ57ES self-lubricating bearing combines several engineering features that directly impact equipment uptime. Its 57.15mm bore diameter and 90.488mm outer diameter balance load capacity with compact design, fitting seamlessly into standard hydraulic cylinder configurations. The self-lubricating property eliminates lubrication intervals, reducing maintenance costs by up to 30% compared to traditional bearings. High precision manufacturing ensures minimal clearance, translating to smoother operation and extended service life in automation equipment and automobile shock absorbers.
Why Compromising on Bearing Quality Costs More
Choosing low-quality spherical plain bearings may seem like a cost-saving measure, but the hidden expenses quickly add up. A single bearing failure in construction machinery can cause secondary damage to hydraulic systems, resulting in repair bills that exceed the cost of ten premium bearings. Our Gewz63es spherical bearing and Gewz69es self-lubricating bearing variants undergo rigorous quality control, including full R&D testing in our dedicated lab, to prevent such failures. With a 12-month global warranty, we stand behind the performance of every bearing we supply.
Your Reliable Bearing Partner Since 2005
Jinan Saifan Bearing has served global buyers across Europe, America, Southeast Asia, and the Middle East for over 18 years. Our commitment to quality is backed by ISO9001 and ISO14001 certifications, ensuring every GEWZ spherical plain bearing meets international standards. We offer flexible ordering with 1pc MOQ for standard items, 3–5 days sample lead time, and 5–15 days bulk delivery—perfect for both emergency repairs and planned maintenance. Our technical team provides free guidance to ensure proper bearing selection, while defect replacement and refund policies give customers peace of mind.
Packaging & Shipping
- Neutral packing with carton pallet for secure transportation
- Sample lead time: 3–5 days for initial testing and validation
- Bulk delivery: 5–15 days to meet urgent project timelines
- Multiple shipping options including express, air, and sea freight
- 1pc MOQ available for emergency replacement needs
Get Your GEWZ Bearing Shipped Today
Don’t let equipment downtime affect your project schedule. The longer you wait for replacement bearings, the more productivity you lose. Whether you need the GEWZ57ES, Gewz63es spherical bearing, or Gewz69es self-lubricating bearing, we can fulfill your order quickly. Simply provide your required model, quantity, and application details, and our team will process your request promptly.
Frequently Asked Questions
Q: Are these bearings suitable for heavy-load construction machinery?
A: Yes, the GEWZ series is specifically designed for radial load applications in construction machinery, with bearing steel construction ensuring high durability under heavy loads.
Q: How do I confirm if the GEWZ57ES fits my equipment?
A: Provide your equipment model or existing bearing specifications, and our technical team will verify compatibility and offer free选型 support.
Q: What warranty coverage do you offer?
A: We provide a 12-month global warranty covering manufacturing defects, with free replacement or refund available for non-conforming products.
Q: What is the minimum order quantity?
A: Standard items like the GEWZ57ES have a 1pc MOQ, supporting both emergency repairs and small-batch purchases.
Q: How quickly can I receive my order?
A: Samples ship within 3–5 days, while bulk orders are delivered in 5–15 days depending on quantity and destination.
Q: Do you offer OEM/ODM services for custom bearings?
A: Yes, we provide full OEM/ODM customization to meet specific application requirements, supported by our in-house R&D and QC capabilities.
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