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- PB251N Series Normal-Duty Pillow Block
- 7/8" Shaft
- 4" Bolt Centers
- 1 7/16" Center Line to Base
- Setscrew Locking Collar
| Shaft Dia. | 0.875 in |
| Base Height | 5/8 in |
| Housing Width | 1 1/2 in |
| Bearing Type | Ball Bearing |
| Bolt Hole Spacing Range [Max] | 4 1/2 in |
| Bolt Hole Spacing | 4 in |
| Collar O.D. | 1.328 in |
| Bearing Design | Non-Expansion |
| Base Width | 1 1/2 in |
| Pillow Block Type | Thru-Bolt |
| Bolt Holes | 2 |
| Housing Height | 2 3/4 in |
| Temperature Range [Max] | 225 °F |
| Temperature Range [Min] | -25 °F |
| Base Length | 5 1/2 in |
| Inch/Metric | Inch |
| Housing Material | Cast Iron - Nickel Plated |
| Overall Width | 1 33/64 in |
| Locking Device | Setscrew Locking Collar |
| Length Through Bore | 1.071 in |
| Mounted Unit Duty | Normal-Duty |
| Lubrication | Relubricatable |
| Seal Type | Contact Seals |
| Housing Construction | 1 Piece |
| Misalignment Range | ±1 1/2° |
| Series | PB251N |
| Bolt Size | 3/8 in |
| Center of Bearing to Front of Inner Ring | 0.768 in |
| End Type | Open End |
| Weight | 3.0 LB |
| EAN or UPC | 662798249612 |
