RBC





The RBC Angular Contact Ball Bearing GE Series Model 257 is a premium angular contact ball bearing from the GE Series product line, engineered for Machine Tool Spindles and High-Speed Motors and related industrial applications. Featuring a robust Plastic (PEEK / PTFE) construction with advanced design elements, this component delivers reliable performance under demanding operating conditions.
| Specification | Value |
|---|---|
| Size | 4 inches |
| Material | Plastic (PEEK / PTFE) |
| Operating Temperature | -40°C to +100°C |
| Operating Pressure | 350 bar |
| Weight | 3.8 kg |
| Standards | ASME B16 |
| Dimensions | 1/2 DN200 |
| Weight | 2.5 kg |
| Material | Plastic (PEEK / PTFE) |
| Country of Origin | Germany |