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- Tapered Roller Bearing Type
- Pillow Block
- 4 1/2 in Shaft Diameter
- 4 3/4 in Center Line To Base Dimension
- 11 3/4 in Minimum Bolt Hole Spacing Range
description
- Generally used in conjunction with RPB/RPB-A series units where a floating or expansion pillow block is required.
applications
- Toughest application conditions
- Demanding environments
features
- Compact size
- Unitized, self-aligning, replaceable cartridge inserts
- Durable, cast iron split housing
- Quickest replacement of bearing insert
- Housing always remains aligned with the shaft
- Reduced downtime and replacement cost
- Guide pins ensure proper orientation of the top housing
- Timken tapered roller bearings
- One-piece, spherical outer race
- 52100 high quality bearing steel
- Alignment pin prevents outer race rotation of the cartridge insert
- Positive lubrication system
- Patented felt labyrinth race mounted seals
- Single-lip, race-mounted contact seals
- Concentric, double-locking collars
| Base Width | 5 3/8 in |
| Inch/Metric | Inch |
| Bearing Design | Expansion |
| Duty | Heavy-Duty |
| Housing Construction | 2 Piece |
| Housing Height | 9 7/8 in |
| Seal Flinger | No |
| Retainer Type | Steel |
| Shaft Dia. | 4.5 in |
| Bolt Holes | 4 |
| Base Length | 16 1/2 in |
| Housing Base | Semi-Solid |
| Length Through Bore | 6.75 in |
| Center Line to Base Dimension [Min] | 4 3/4 in |
| Pillow Block Type | Thru-Bolt |
| Bearing Type | Tapered Roller Bearing |
| Bolt Hole Spacing Range [Min] | 11 3/4 in |
| Bolt Hole Spacing - Width | 2.5 in |
| Housing Material | Cast Iron |
| Base Height | 2 3/4 in |
| Bolt Size | 3/4 in |
| Pre Lubricant | Lithium Complex |
| Seal Type | Contact Seals |
| Bolt Hole Spacing Range [Max] | 13 7/8 in |
| Mounted Unit Duty | Heavy-Duty |
| Bolt Hole Spacing | 12 13/16 in |
| Temperature Range [Max] | 250 °F |
| Lubrication | Relubricatable |
| Roller Type | Tapered Roller |
| Collar O.D. | 6 1/2 in |
| Locking Device | Double Setscrew Locking Collars |
| End Type | Open End |
| Misalignment Range | ±3° |
| Series | ERPB Series |
| Weight | 110.6 LB |
| EAN or UPC | 662288482147 |
