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- RFB Series 4-Bolt Flange Unit
- 1.75 in Shaft
- Non-Expansion
- Tapered Roller Bearing
- Cast Iron Housing
applications
- Toughest application conditions
- Demanding environments
features
- Seals are felt standard
- contact seal denoted by "C" in the part number
- 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
| Housing Height | 5 5/8 in |
| Locking Device | Double Concentric Clamp Collars |
| Bolt Size | 1/2 in |
| Seal Type | Contact Seals |
| Style | 4-Bolt Flange |
| Flange Thickness | 1.1875 in |
| Overall Width | 3 5/8 in |
| Housing Material | Cast Iron |
| Housing Width | 3 1/16 in |
| Bolt Hole Size | 1/2 in |
| Bolt Hole Spacing | 4 3/8 in |
| End Type | Open End |
| Inch/Metric | Inch |
| Shaft Dia. | 1.75 in |
| Bearing Type | Tapered Roller Bearing |
| Bolt Circle Dia. | 6.19 in |
| Housing Length | 5 5/8 in |
| Mounted Unit Duty | Heavy Duty |
| Temperature Range [Max] | 250 °F |
| Flange Type | 4-Bolt Flange |
| Bearing Design | Non-Expansion |
| Series | RFB |
| Duty | Heavy-Duty |
| Housing Construction | Two Piece |
| Lubrication | Relubricatable |
| Collar O.D. | 3 1/4 in |
| Weight | 14.5 LB |
| EAN or UPC | 662288493792 |
