Find a Service Center
- 03 Series Pillow Block
- 4 1/2" Shaft
- 7 3/4" Centerline to Base
- 21" Base Length
- 18" Bolt Centers
description
- All grooved outer races must be clamped axially
applications
- Conveyors
- Mechanical handling
- Electrical machinery
- Fans
- Haulage
- Winders
- Headgear
- Marine
- Paper manufacturing
features
- Split to the shaft
- High carbon chrome alloy steel races and rollers
- Simple two-piece design cages
- Aluminum triple labyrinth seal
- Temperature range from 32 °F to 212 °F (0 °C to 100 °C)
- Lubricating points tapped 1/8" NPT
- Expansion type bearing
caution
- Axial rating will reduce by 50% unless an EP (Extreme Pressure) grease or oil lubrication is used.
| Base Height | 1 1/2 in |
| Adapter Assembly | N/A |
| Mounted Unit Duty | Heavy-Duty |
| Locking Device | Clamping Ring Collar |
| Series | 03 Series |
| Pillow Block Type | Thru-Bolt |
| End Type | Open End |
| Bolt Hole Spacing Range [Max] | 18 1/2 in |
| Bolt Hole Size | 3 1/2 in |
| Shaft Dia. | 4.5 in |
| Housing Height | 16 3/4 in |
| Bolt Size | 1 in |
| Dynamic Load Rating | 140500 lbf |
| Pedestal | P 55 |
| Static Load Rating [Max] | 157100 lbf |
| Seal Type | Triple Labyrinth Seals |
| Inch/Metric | Inch |
| Housing Material | Steel |
| Bolt Holes | 4 |
| Triple Seal | N/A |
| Housing Construction | 2 Piece |
| Lock Washer | N/A |
| Axial Load | 8820 lbf |
| Bearing Type | Split Cylindrical |
| Bolt Hole Spacing | 18 in |
| Temperature Range [Max] | 212 °F |
| Lock Nut | N/A |
| Bearing Design | Expansion |
| Lubrication | Relubricatable |
| Base Length | 21 in |
| Bolt Hole Length | 3 1/2 in |
| Base Width | 6 1/2 in |
| RPM [Max] | 1640 rpm |
| Insert Type | Split Steel Insert |
| Temperature Range [Min] | 32 °F |
| Stabilizing Ring | N/A |
| Weight | 389.0 LB |
