Pillow block ball bearing unit with extended inner ring and set screw locking, cast iron, Japanese standards
Pillow (plummer) block ball bearing units consist of an insert bearing mounted in a cast iron housing that can be bolted to a support surface. This variant is strong and stiff, and is suitable for applications with both constant and alternating directions of rotation. It has an inner ring extended on both sides and is locked onto the shaft by tightening a set screw on the inner ring, making it easy to mount.
- Strong
- Designed for a constant and alternating rotation
- Ready to mount
- Lubricated and sealed bearing
- Quick locking onto the shaft
- Cost-effective
Dimensions
| Bearing width, total | 49.2 mm |
| Centre distance between bolt holes | 137 mm |
| Centre height (pillow block) | 49.2 mm |
| Housing overall width | 49 mm |
| Shaft diameter | 38.1 mm |
Performance
| Basic dynamic load rating | 32.5 kN |
| Basic static load rating | 20 kN |
| Limiting speed | 3 750 r/min |
| Note | Limiting speed with shaft tolerance h6 |
Properties
| Bore type | Cylindrical |
| Coating | Without |
| Fastening bolt hole type | Plain |
| Grease fitting | With |
| Housing type | Pillow block |
| Lubricant | Grease |
| Material, bearing | Bearing steel |
| Material, housing | Cast iron |
| Number of bolt holes for fasteners | 2 |
| Relubrication hole | With |
| Retaining feature, inner ring | Set screws |
| Rubber seating ring | Without |
| Sealing type | Contact, standard |
| Sealing, bearing | Seal and flinger on both sides |
| Sealing, unit | Without |
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