Joint Bearing

Gewz57es Gewz63es Gewz69es Spherical Plain Bearing for Construction Machinery Self-lubricating

SKU: 335de89a8648 In Stock

Keep your construction machinery operating smoothly with the GEWZ spherical plain bearing—self-lubricating design eliminates downtime for maintenance, ensuring consistent performance in heavy-duty environments. Crafted from high-grade bearing steel with a steel-on-steel sliding contact, this bearing delivers exceptional durability and precision, even under extreme loads.

  • Engineered for engineering hydraulic cylinders, forging machines, and construction equipment, with a 57.15*90.488*85.725mm specification that fits critical machinery components
  • Low noise operation and long service life reduce operational disruptions, while the whole outer ring structure enhances stability during high-impact work
  • Backed by Saifan Bearings' ISO 9001:2015 quality certification, ensuring reliable rotation you can trust for your most demanding projects
Wholesale Price (FOB)
¥1.85
MOQ: 1 Piece • Bulk discounts available on inquiry
12-Month Warranty
Free Samples
Global Shipping
Product Specifications

Technical Details & Description

Produktdaten

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.

Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.

Sample Policy

Free samples available for distributors. 3–5 days production lead time.

Bulk Delivery

5–15 days for bulk orders. T/T, L/C and Alibaba payments accepted.

Certifications

ISO 9001:2015, ISO 14001 certified. ABMA / DIN compliant.

After-Sales

12-month warranty plus dedicated technical failure analysis support.

Engineering Insights

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