Find a Service Center
- Non-Expansion Ball Bearing Flange Unit
- 4-Bolt Flange
- 50 mm Shaft Diameter
- 175 mm Housing Length
- 67 mm Overall Width
features
- Provides greater rigidity when mounted than two-bolt flanges
- Single-lip seal with flinger
- Self-aligning: outer bearing surface and internal housing surface are spherical
- Setscrew locking collar
- Unique, secure fitting even in cases where bearing is subjected to intense vibrations or shocks
- Higher-rated load capacity than that of corresponding self-aligning ball bearings
- Lightweight-yet-strong housing
- Easy mounting
- Accurate fitting of the housing
- Replaceable - new bearing can be fitted to existing housing
| Mounted Unit Duty | Heavy-Duty |
| Housing Width | 6 7/8 in |
| Bearing Insert | UC310D1 |
| Inch/Metric | Metric |
| Housing Material | Cast Iron |
| Style | 4-Bolt Piloted Flange |
| Flange Thickness | 19 mm |
| Flange Type | 4-Bolt Flange, Piloted Flange |
| Bearing Type | Ball Bearing |
| Center of Bearing to Back of Inner Ring | 22 mm |
| Bolt Hole Size | 23 mm |
| Housing Height | 6 7/8 in |
| Series | UCFS |
| End Type | Open End |
| Temperature Range [Max] | 225 °F, 250 °F |
| Seal Type | Contact Seals |
| Nose Width | 12 |
| Lubrication | Relubricatable |
| Locking Device | Setscrew Locking Collar |
| Bearing Design | Non-Expansion |
| Seal Material | Nitrile Rubber |
| Center Of Bearing From End | 16 |
| Bolt Hole Spacing | 132 mm, 5 13/64 in |
| Bolt Size | 3/4 |
| Overall Width | 67 mm |
| Static Load Rating [Max] | 8650 lbf |
| Flange Style | 4-Bolt Square |
| Limiting Speed | 2800 rpm |
| Shaft Dia. | 50 mm |
| Dynamic Load Rating | 13900 lbf |
| Housing Construction | 1 Piece |
| Nose Diameter | 140 mm |
| Housing No. | FS310D1 |
| Housing Length | 175 mm |
| Length Through Bore | 61 mm |
| Temperature Range [Min] | -40 °F |
| Bolt Circle Dia. | 5 13/64 in |
| Weight | 11.063 LB |
| EAN or UPC | 4547359216554 |
