Find a Service Center
- 2-Bolt Pillow Block
- Spherical Roller Bearing
- 1 3/4" Shaft
- 2 1/8" Base to Center
- 5 1/2" Bolt Centers
features
- Cast iron housing
- Two-bolt base
- Expansion
- Self-aligning
- Spring locking collar
- Factory adjusted and sealed
| Seal Type | Clearance Seals |
| Bolt Size | 1/2 in |
| Bolt Hole Spacing | 5 1/2 in |
| Overall Width | 3 1/8 in |
| Housing Material | Cast Iron |
| Bolt Hole Length | 7/8 in |
| Length Through Bore | 3.125 in |
| Housing Height | 4 3/8 in |
| Bolt Hole Spacing - Width | N/A |
| Mounted Unit Duty | Heavy-Duty |
| Center of Bearing to Front of Inner Ring | 1 29/32 in |
| Temperature Range [Min] | -20 °F |
| Housing Width | 2 1/2 in |
| Misalignment Range | ±2° |
| Bearing Design | Expansion |
| Base Width | 2 7/16 in |
| Bearing Type | Spherical Roller Bearing |
| Series | B22400 |
| Center of Bearing to End of Cover | 2 1/4 in |
| End Type | Open End |
| Bolt Holes | 2 |
| Inch/Metric | Inch |
| RPM [Max] | 3100 rpm |
| Housing Construction | 1 Piece |
| Temperature Range [Max] | 200 °F |
| Pillow Block Type | Thru-Bolt |
| Shaft Dia. | 1.75 in |
| Collar O.D. | 2 3/4 in |
| Collar Extension | 21/32 in |
| Locking Device | Setscrew Locking Collar |
| Base Height | 1 1/8 in |
| Size Code | B428 |
| Base Length | 7 1/8 in |
| Lubrication | Relubricatable |
| Weight | 10.779 LB |
| EAN or UPC | 662327111328 |
