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- SF Series Standard Duty 4-Bolt Flange
- 2.4375 in Shaft
- Non-Expansion
- Ball Bearing
- Cast Iron Housing
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
| Flange Type | 4-Bolt Flange |
| Bearing Design | Non-Expansion |
| End Type | Open End |
| Locking Device | Setscrew Locking Collar |
| Relubricatable | Yes |
| Centerline to Front Face | 1.563 in |
| Bore Shape | Straight |
| Bolt Hole Spacing | 5 5/8 in |
| Housing Length | 6 7/8 in |
| Housing Material | Cast Iron |
| Foot Height | 0.813 in |
| Pilot Configuration | No Pilot |
| Inch/Metric | Inch |
| Bore Size - Inch | 2.438 |
| Platform | Gold Line Ball Bearing |
| Housing Construction | One Piece |
| Inner Ring OD (in) | 2.984375 |
| Inner Ring O.D. | 2.984 in |
| Insert No. | 2-27 |
| Misalignment Type | Static Only |
| Locking Type | Set Screws |
| Bolt Circle Dia. | N/A |
| Foot Height (in) | 0.8125 |
| Measure Units | Inch |
| Retainer Type | Land Riding |
| Insert Material | 52100 Bearing Steel, Black Oxided |
| Centerline to Front Face (in) | 1.5625 |
| Lubrication | Lithium Complex NLGI 2 Grease |
| Overall Height (in) | 2.6875 |
| Bolt Center-to-Center Length | 5.625 in |
| Bore Size | 2.438 in |
| Internal Clearance | Standard |
| Outer Ring Land Profile | Standard |
| Angle of Misalignment | ±2° |
| Overall Height | 2.688 in |
| Operating Temperature [Max] | 220 °F |
| Inner Race Length (in) | 2.5625 |
| Inner Race Heat Treat Method | Zone-Hardened |
| Series | SF |
| Bearing Insert Coating | Black Oxide |
| Housing Color | Gray |
| Seal Type | Felt Labyrinth |
| Speed [Max] | 3000 rpm |
| Bearing Type | Ball Bearing |
| Expansion | No |
| Inner Race Length | 2.563 in |
| Shaft Dia. | 2.4375 in |
| Maximum Operating Temperature | 220 |
| Duty Series | Standard |
| Bolt Center-to-Center Length (in) | 5.6250 |
| Mounted Unit Duty | Standard Duty |
| Housing Base | Solid |
| End Cap | No |
| Replaceable Insert | Yes |
| Weight | 11.215 LB |
| EAN or UPC | 662461003657 |
| NSN Number | 3130-00-227-4053 |
