Find a Service Center
- Expansion Ball Bearing Flange Pillow Block
- 4-Bolt Flange Type
- 3 15/16 in Shaft Diameter
- 12 1/8 in Housing Length
features
- Four-bolt mounting
- Expansion
- Alignable
- Spring locking collar
- Relubricatable
- Cast iron housing
| Locking Device | Setscrew Locking Collar |
| Flange Type | 4-Bolt Flange |
| Length Through Bore | 5.5625 in |
| Seal Type | Clearance Seals |
| Housing Width | 4 11/16 in |
| Shape | Square |
| Bore Range [Min] | 0.875 in |
| Inch/Metric | Inch |
| Bearing Type | Ball Bearing |
| Bearing Design | Expansion |
| Bore Range [Max] | 3.9375 in |
| Set Screw Torque | 2125 to 2350 in lb |
| Duty | Heavy-Duty |
| Collar O.D. | 7 in |
| Bolt Size | 1 1/8 in |
| RPM [Max] | 2750 rpm |
| Style | 4-Bolt Flange |
| Housing Diameter | 10 15/16 in |
| Bearing Standoff Distance | 7/32 in |
| Bolt Circle Dia. | 13.435 in |
| Series | 300 |
| Lubrication | Relubricatable |
| End Type | Open End |
| Housing Length | 12 1/8 in |
| Lubricant Type | Exxon Ronex MP |
| Housing Construction | 1 Piece |
| Flange Thickness | 1 3/8 in |
| Housing Height | 12 1/8 in |
| Bolt Hole Spacing | 9 1/2 in |
| Grease Fitting Size | 1/8 in NPT |
| Dynamic Load Rating | 45000 lbf |
| Shaft Dia. | 3.9375 in |
| Overall Width | 5 25/32 in |
| Mounted Unit Duty | Heavy-Duty |
| Temperature Range [Min] | -20 °F |
| Housing Material | Cast Iron |
| Temperature Range [Max] | 225 °F |
| Weight | 78.0 LB |
| EAN or UPC | 662327963057 |
