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- RFB-A Series Four-Bolt Flange Unit
- 2.6875 in Shaft
- Non-Expansion
- Tapered Roller Bearing
- Cast Iron Housing
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
| Inch/Metric | Inch |
| Locking Device | Setscrew Locking Collar |
| Housing Construction | Two Piece |
| Flange Type | 4-Bolt Flange |
| Housing Height | 7 3/4 in |
| Seal Type | Felt Seals |
| Shaft Dia. | 2.6875 in |
| Collar O.D. | 4 3/4 in |
| Bearing Type | Tapered Roller Bearing |
| Bolt Hole Spacing | 6 in |
| Overall Width | 4 11/16 in |
| Mounted Unit Duty | Heavy Duty |
| Housing Length | 7 3/4 in |
| Bolt Hole Size | 3/4 in |
| Lubrication | Relubricatable |
| Bolt Size | 3/4 in |
| Bearing Design | Non-Expansion |
| Temperature Range [Max] | 250 °F |
| Bolt Circle Dia. | 8.48 in |
| Series | RFB-A |
| Flange Thickness | 1 5/8 in |
| Housing Material | Cast Iron |
| Style | 4-Bolt Flange |
| End Type | Open End |
| Duty | Heavy-Duty |
| Housing Width | 3 15/16 in |
| Weight | 33.4 LB |
| EAN or UPC | 662288483342 |
