P 20 TF
Pillow block ball bearing unit with pressed steel housing and extended inner ringPillow (plummer) block ball bearing units consisting of an insert bearing mounted in a pressed steel housing that can be bolted to a support surface. In addition to being part of a unit, some pillow block housings for insert bearings are available as separate components. The SKF assortment includes units that are compliant with several industrial standards and meet many requirements.
- Ready to mount
- Lubricated and sealed bearings
- Quick locking on the shaft
- Large variety of housing shapes, housing materials, and locking methods
- Concentric locking options for high speeds and low vibration
Description
Dimensions
| Shaft diameter | 20 mm |
| Centre height (pillow block) | 25.3 mm |
| Housing overall width | 32 mm |
| Centre distance between bolt holes | 76 mm |
| Bearing width, total | 31 mm |
Performance
| Basic dynamic load rating | 12.7 kN |
| Basic static load rating | 6.55 kN |
| Limiting speed | 8 500 r/min |
| Note | Limiting speed with shaft tolerance h6 |
Properties
| Housing type | Pillow block |
| Number of bolt holes for fasteners | 2 |
| Fastening bolt hole type | Plain |
| Retaining feature, inner ring | Set screws |
| Bore type | Cylindrical |
| Rubber seating ring | Without |
| Material, housing | Pressed steel |
| Material, bearing | Bearing steel |
| Coating | Zinc-coated housing |
| Sealing, bearing | Seal and flinger on both sides |
| Sealing type | Contact, standard |
| Sealing, unit | Without |
| Lubricant | Grease |
| Relubrication hole | Without |
| Grease fitting | Without |
