Gewz88es–Gewz152es Spherical Plain Bearings – High-Load, Self-Aligning, Corrosion-Resistant
Basic Specifications
| Inner Diameter | 88.9 mm |
|---|---|
| Outer Diameter | 139.7 mm |
| Thickness | 133.35 mm |
Product Overview
The GEWZ88ES is a radial spherical plain bearing made of bearing steel with steel-on-steel sliding contact. It features self-lubrication, high precision, long service life, and low noise. Widely used in hydraulic cylinders, construction machinery, automotive shock absorbers, and automation equipment. Origin: China. Trademark: BDL.
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Description
Key Specifications & Advantages of Gewz Series Spherical Plain Bearings
| Description | High-precision radial spherical plain bearing with self-lubricating steel-on-steel sliding contact |
| Core Models | GEWZ88ES, GEWZ95ES, GEWZ101ES, GEWZ114ES, GEWZ127ES, GEWZ152ES |
| Dimensions (mm) | 88.9 × 139.7 × 133.35 (GEWZ88ES); scalable across series |
| Material | High-carbon chromium bearing steel (GCr15 equivalent), hardened & ground |
| Lubrication | Self-lubricating — no external grease required, ideal for sealed or maintenance-free systems |
| Load Capacity | Optimized for heavy radial loads and misalignment up to ±3° |
| Applications | Hydraulic cylinders, construction machinery, forging presses, auto shock absorbers, water conservancy equipment |
| Quality Assurance | ISO 9001 certified production; 100% dimensional & functional testing; HS Code 8482101000 compliant |
| Differentiator vs. Generic Brands | Precision-ground raceways + consistent preload control = 35% longer service life & lower noise vs. standard OEM equivalents |
| FAQ | Q: Are these interchangeable with SKF GEWZ-series? A: Yes — identical mounting dimensions, load ratings, and material specs. Q: What’s the max operating temperature? A: Up to 120°C continuous. Q: Can they handle oscillating motion? A: Yes — designed specifically for high-cycle angular articulation. |
