Find a Service Center
- 4-Bolt Pillow Block
- Spherical Roller Bearing
- 2 3/4" Shaft
- 3 1/4" Base to Center
- 8 1/8" Bolt Centers
features
- Cast steel housing
- Four-bolt base
- Expansion
- Self-aligning
- Spring locking collar
- Factory adjusted and sealed
| Lubrication | Relubricatable |
| Bearing Design | Expansion |
| RPM [Max] | 1950 rpm |
| End Type | Open End |
| Bolt Holes | 4 |
| Locking Device | Setscrew Locking Collar |
| Collar O.D. | 4 3/16 in |
| Bolt Hole Spacing - Width | 1.875 in |
| Base Width | 3 3/4 in |
| Bolt Size | 5/8 in |
| Pillow Block Type | Thru-Bolt |
| Bolt Hole Length | 15/16 in |
| Bolt Hole Spacing | 8 1/8 in |
| Inch/Metric | Inch |
| Shaft Dia. | 2.75 in |
| Seal Type | Clearance Seals |
| Housing Construction | 1 Piece |
| Base Height | 2 1/4 in |
| Collar Extension | 27/32 in |
| Housing Height | 6 7/16 in |
| Housing Width | 3 3/4 in |
| Overall Width | 4 5/16 in |
| Center of Bearing to End of Cover | 2 25/32 in |
| Center of Bearing to Front of Inner Ring | 2 7/16 in |
| Base Length | 10 7/16 in |
| Mounted Unit Duty | Heavy-Duty |
| Bearing Type | Spherical Roller Bearing |
| Misalignment Range | ±2° |
| Housing Material | Cast Steel |
| Series | B22400 |
| Length Through Bore | 4 in |
| Size Code | B448 |
| Weight | 31.5 LB |
| EAN or UPC | 662327115302 |
