Spherical Plain Bearing
ISO 9001 Certified
TS 16949
Genuine SKF
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Spherical Plain Bearing
Gegz31es–Gegz57es Spherical Plain Bearing – High-Load, Low-Friction
Basic Info
| Inner Diameter | 31.75 mm |
| Outer Diameter | 61.913 mm |
| Thickness | 35.306 mm |
| Material | Bearing Steel |
| Lubrication | Self-lubricating |
| Application | Hydraulic Cylinders, Construction Machinery, Automotive Shock Absorbers |
Introduction
This radial spherical plain bearing (Model: GEGZ31ES) features high precision, long life and low noise. Made of bearing steel with steel-on-steel sliding contact, it’s self-lubricating and designed for heavy-duty applications in engineering and automation.7
Day Prototype
vs. 8-12 wks standard
50+
Countries Served
Global logistics network
12h
Quote Response
Expert engineers on call
Typical Applications
Wind Power
Mining
Steel & Metallurgy
Automotive / EV
Rail Transit
Precision Machinery
Genuine SKF Bearings
NDA Protected
Free Sample for Orders > $50K
Global Shipping
Product Details
Key Specifications & Benefits of GEGZ31ES–GEGZ57ES Spherical Plain Bearings
| Description | Core Value |
|---|---|
| Model Range: GEGZ31ES, GEGZ38ES, GEGZ44ES, GEGZ50ES, GEGZ57ES | Precise sizing for hydraulic cylinders, forging machines & automation systems |
| Material: High-grade bearing steel (ISO 683-17) | Superior hardness & fatigue resistance vs. standard carbon steel |
| Self-lubricating design (steel-on-steel sliding contact) | Zero maintenance, no external grease required — ideal for sealed/remote applications |
| Radial spherical load capacity + angular misalignment ≤ 3° | Stable performance under dynamic shock & vibration (e.g., construction machinery) |
| Dimensions: e.g., 31.75 × 61.913 × 35.306 mm (GEGZ31ES) | Direct SKF-compatible interchange — no redesign needed |
| Applications: Hydraulic cylinders, auto shock absorbers, water conservancy equipment | Proven reliability in high-cycle, medium-load industrial environments |
| Features: High precision, low noise, long service life | Reduced downtime & replacement cost over 2× typical competitor lifespan |
| OEM/ODM support + neutral packaging | Flexible branding & logistics — trusted by Tier-1 global manufacturers |
| Origin: China (HS Code 8482101000), BDL trademark | ISO-certified production; 1,000,000 pcs/year capacity ensures supply continuity |
| FAQ: Can replace SKF GE…ES series? Yes — dimensional & functional equivalence verified | No compatibility risk; full technical documentation available upon request |
Ready to source high-performance spherical plain bearings with OEM-ready specs and fast lead times? Contact us now for your custom quote and technical datasheet.
Product Summary
- Product Name
- Gegz31es–Gegz57es Spherical Plain Bearing – High-Load, Low-Friction
- Category
- Spherical Plain Bearing
- Brand
- SKF
- Certification
- ISO 9001 · TS 16949
- Lead Time
- 7 Working Days
Get a Custom Quote
Our engineers will respond within 12 hours with a tailored solution.
Request QuoteGeneral Specifications
| Bearing Type | Spherical Plain Bearing |
| Brand | SKF |
| Quality Standard | ISO 9001 / TS 16949 |
| Precision Grade | P0 / P5 / P6 (custom) |
| Material | Chrome Steel / Stainless |
| Cage Material | Steel / Brass / Polyamide |
| Lubrication | Grease / Oil (specify) |
| Operating Temp. | -40°C to +200°C |
| Min. Order Qty | 1 pc (samples available) |
| Prototype Lead Time | 7 Working Days |
Performance Parameters
| Load Capacity | Contact for C0/Cr values |
| Speed Rating | Contact for ndm limit |
| Vibration Level | Z1 / Z2 / Z3 (custom) |
| Noise Level | V1 / V2 / V3 (custom) |
| Fatigue Life | L10h per ISO 281 |
| Sealing Options | Open / Z / 2Z / RS / 2RS |
Custom Specifications Available
Our engineering team can modify bearing dimensions, materials, seals, and clearances to meet your specific operating requirements. Submit your drawing or spec sheet for a tailored proposal.
Wind Power
Main shaft bearings, gearbox bearings, and generator bearings for onshore and offshore wind turbines.
Mining & Quarrying
Heavy-duty bearings for crushers, conveyors, and rotary equipment in extreme dust and shock-load environments.
Steel & Metallurgy
High-temperature bearings for rolling mills, continuous casting, and furnace applications.
Automotive / EV
Wheel hub bearings, transmission bearings, and e-motor bearings for passenger and commercial vehicles.
Rail Transit
Axle box bearings, traction motor bearings, and gearbox bearings meeting EN/UIC railway standards.
Precision Machinery
High-precision spindle bearings, angular contact bearings, and super-precision bearings for CNC and robotics.
Application Design
EngineeringOur engineers analyze your operating conditions -- load, speed, temperature, environment -- and select or design the optimal bearing solution to maximize service life and reduce total cost of ownership.
Custom Modification
7-Day TurnaroundNeed non-standard dimensions, special materials, or modified clearances? We can modify standard SKF bearings or manufacture fully custom solutions with a 7-day prototype turnaround.
Failure Analysis
DiagnosticsWhen bearings fail prematurely, our team conducts root-cause analysis using advanced diagnostic tools to identify the failure mode and recommend corrective action.
Predictive Maintenance
Up to 40% Less DowntimeWe deploy vibration monitoring, thermal imaging, and oil analysis programs that detect bearing deterioration early -- reducing unplanned downtime by up to 40%.
On-site Installation
Global CoverageProper installation is critical to bearing performance. Our certified technicians provide on-site installation support, alignment verification, and operator training worldwide.
Lifecycle Support
Enterprise SLAFrom initial selection through end-of-life, our dedicated account managers provide scheduled maintenance plans, re-lubrication programs, and replacement forecasting for enterprise clients.
Why SKF China
The engineering partner advantage
7 Days
Prototype Lead Time
vs. 8-12 weeks via standard channels
15+
Certified Engineers
SKF-certified, on-call for your project
50+
Countries Delivered
Reliable global logistics network
Request a Quote
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Gegz31es–Gegz57es Spherical Plain Bearing – High-Load, Low-Friction
NDA protected · Free samples for orders > $50K · Reply within 12 hours
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