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Alternate Products
- 4-Bolt Flange Type
- Cast Iron Housing Material
- Black Oxide Bearing Insert Coating
- Set Screw Locking Type
description
- Designed for flush mounting with machined bases and four bolt holes.
features
- Powder coated epoxy cast iron housing with extended inner ring bearings
- Zone hardened inner ring with 120° spacing setscrew locking with diamond faceted setscrews
- Felt labyrinth seal and flinger for dry & dusty environment
- Unique land riding retainer design provides superior pocket clearance that allows for 360° grease circulation around the rolling elements resulting in better retained and utilized lubrication.
- Sealmaster® exclusive lock pin & dimple for direct lubrication and anti-rotation
| Shaft Dia. | 55 mm |
| Series | SF |
| Seal Type | Felt Labyrinth |
| Inner Ring OD (in) | 2.71875 |
| Housing Color | Gray |
| Flange Type | 4-Bolt Flange |
| Relubricatable | Yes |
| Inner Ring O.D. | 2.719 in |
| Bore Size | 55 mm |
| Housing Construction | One Piece |
| Retainer Type | Land Riding |
| Housing Base | Solid |
| Bore Shape | Straight |
| Housing Material | Cast Iron |
| Insert No. | 5211 |
| Bolt Size | 0.625 in |
| Bolt Circle Dia. | N/A |
| Internal Clearance | Standard |
| Bearing Insert Coating | Black Oxide |
| Bolt Center-to-Center Length | 5.125 in |
| Inner Race Length (in) | 2.1875 |
| Angle of Misalignment | ±2° |
| Outer Ring Land Profile | Standard |
| End Cap | No |
| Bearing Type | Ball Bearing |
| Duty Series | Standard |
| T Core | 4.25 |
| Speed [Max] | 3250 rpm |
| Lubrication | Lithium Complex NLGI 2 Grease |
| Insert Material | 52100 Bearing Steel, Black Oxided |
| Mounted Unit Duty | Standard Duty |
| Bore Size - Metric | 55 |
| Expansion | No |
| Measure Units | Metric |
| Overall Height | 2.313 in |
| Overall Height (in) | 2.3125 |
| Housing Length | 6 3/8 in |
| End Type | Open End |
| Misalignment Type | Static Only |
| Centerline to Front Face | 1.313 in |
| Foot Height (in) | 0.8125 |
| Bearing Design | Non-Expansion |
| Pilot Configuration | No Pilot |
| Replaceable Insert | Yes |
| Inner Race Length | 2.188 in |
| Bolt Hole Spacing | 5 1/8 in |
| Platform | Gold Line Ball Bearing |
| Locking Type | Set Screws |
| Locking Device | Setscrew Locking Collar |
| Bolt Center-to-Center Length (in) | 5.1250 |
| Operating Temperature [Max] | 220 °F |
| Centerline to Front Face (in) | 1.3125 |
| Maximum Operating Temperature | 220 |
| Foot Height | 0.813 in |
| Inch/Metric | Metric |
| Inner Race Heat Treat Method | Zone-Hardened |
| Weight | 10.5 LB |
| EAN or UPC | 662461052327 |
