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- PB251N Series Normal-Duty Pillow Block
- 2 15/16" Shaft
- 8 3/4" Bolt Centers
- 3 5/16" Center Line to Base
- Setscrew Locking Collar
| Bolt Size | 3/4 in |
| Mounted Unit Duty | Normal-Duty |
| Bolt Holes | 2 |
| Temperature Range [Max] | 225 °F |
| Lubrication | Relubricatable |
| Bolt Hole Spacing | 8 3/4 in |
| Series | PB251N |
| Housing Height | 6 1/2 in |
| Seal Type | Contact Seals |
| Housing Material | Cast Iron - Nickel Plated |
| Collar O.D. | 3.624 in |
| Shaft Dia. | 2.9375 in |
| Pillow Block Type | Thru-Bolt |
| Bearing Type | Ball Bearing |
| Locking Device | Setscrew Locking Collar |
| Inch/Metric | Inch |
| Bolt Hole Spacing Range [Min] | 7 7/8 in |
| Temperature Range [Min] | -25 °F |
| Base Height | 1 3/16 in |
| Overall Width | 3 1/32 in |
| Housing Construction | 1 Piece |
| Housing Width | 3 in |
| Bolt Hole Spacing Range [Max] | 9 5/8 in |
| End Type | Open End |
| Base Width | 3 in |
| Bearing Design | Non-Expansion |
| Center of Bearing to Front of Inner Ring | 1.535 in |
| Length Through Bore | 2.106 in |
| Base Length | 11 1/4 in |
| Misalignment Range | ±1 1/2° |
| Weight | 17.0 LB |
| EAN or UPC | 662798249827 |
