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- 4-Bolt Pillow Block
- Spherical Roller Bearing
- 4 15/16" Shaft
- 5 1/2" Base to Center
- 15 1/2" Bolt Centers
features
- Cast iron housing
- Four-bolt base
- Expansion
- Self-aligning
- Two spring locking collars
- Factory adjusted and sealed
| Housing Material | Cast Iron |
| Base Height | 3 in |
| End Type | Open End |
| Inch/Metric | Inch |
| Lubrication | Relubricatable |
| Misalignment Range | ±2° |
| Bolt Size | 7/8 in |
| Center of Bearing to End of Cover | 4 in |
| Temperature Range [Min] | -20 °F |
| Bolt Holes | 4 |
| Series | B22500 |
| Shaft Dia. | 4.9375 in |
| Bearing Design | Expansion |
| Base Length | 18 1/2 in |
| Bolt Hole Spacing | 15 1/2 in |
| Size Code | B580 |
| Housing Width | 5 3/8 in |
| Locking Device | Double Setscrew Locking Collars |
| Housing Construction | 1 Piece |
| Seal Type | Clearance Seals |
| Bolt Hole Spacing - Width | 2.75 in |
| Pillow Block Type | Thru-Bolt |
| Collar Extension | 1 7/32 in |
| Base Width | 5 3/8 in |
| Overall Width | 7 1/4 in |
| Length Through Bore | 7.25 in |
| Collar O.D. | 6 7/8 in |
| Mounted Unit Duty | Heavy-Duty |
| Center of Bearing to Front of Inner Ring | 3 5/8 in |
| RPM [Max] | 1200 rpm |
| Temperature Range [Max] | 200 °F |
| Bolt Hole Length | 1 1/2 in |
| Housing Height | 10 7/8 in |
| Bearing Type | Spherical Roller Bearing |
| Weight | 134.0 LB |
| EAN or UPC | 662327112431 |
