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Sealmaster
SF-31TC
Cast Iron 4-Bolt Flange Concentric Lock Standard Duty Flange Unit
Item #101180368
- 4-Bolt Flange Type
- Cast Iron Housing Material
- Black Oxide Bearing Insert Coating
- Concentric 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
- Skwezloc® concentric locking for near perfect concentricity
- 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
| Bolt Hole Spacing | 4 3/8 in |
| Bore Shape | Straight |
| Expansion | No |
| Overall Width | 5.625 in |
| Collar OD (in) | 3.375 |
| Overall Length | 5.625 in |
| End Type | Open End |
| Maximum Operating Temperature | 220 |
| Flange Type | 4-Bolt Flange |
| Centerline to Front Face (in) | 1.34375 |
| Length Through Bore (in) | 2.17 |
| Bore Size | 1.938 in |
| Overall Height (in) | 2.2188 |
| Overall Height | 2.219 in |
| Bore Size - Inch | 1.938 |
| Foot Height (in) | 0.5625 |
| Lubrication | Lithium Complex NLGI 2 Grease |
| Bearing Insert Coating | Black Oxide |
| Overall Width (in) | 5.625 |
| Bolt Size (in) | 0.5625 |
| Series | SF-T |
| Centerline to Front Face | 1.344 in |
| Operating Temperature [Max] | 220 °F |
| Replaceable Insert | Yes |
| Radial Static Load Capacity (lb) | 5216 |
| Shaft Dia. | 1.9375 in |
| Internal Clearance | Standard |
| Outer Ring Land Profile | Standard |
| Misalignment Type | Static Only |
| Radial Dynamic Load Capacity | 7889 lb |
| Housing Material | Cast Iron |
| Bolt Circle Dia. | N/A |
| Housing Construction | One Piece |
| Insert Material | 52100 Bearing Steel, Black Oxided |
| Inner Race Length (in) | 2.17 |
| Insert No. | 2-115T |
| Seal Type | Felt Labyrinth |
| Locking Type | Concentric |
| Locking Device | Skwezloc® Concentric Collar |
| Collar O.D. | 3.375 in |
| End Cap | No |
| Speed [Max] | 5000 rpm |
| Retainer Type | Land Riding |
| Housing Base | Solid |
| Pilot Configuration | No Pilot |
| Angle of Misalignment | ±2° |
| Housing Width (in) | 5.625 |
| Platform | Gold Line Ball Bearing |
| Bolt Center-to-Center Length (in) | 4.3750 |
| Radial Dynamic Load Capacity (lb) | 7889 |
| Inner Race Length | 2.17 in |
| Mounted Unit Duty | Standard Duty |
| Inch/Metric | Inch |
| Inner Race Heat Treat Method | Zone-Hardened |
| Housing Length | 5 5/8 in |
| Bolt Center-to-Center Length | 4.375 in |
| Overall Length (in) | 5.625 |
| Foot Height | 0.563 in |
| Housing Width | 5.625 in |
| Relubricatable | Yes |
| Bearing Type | Ball Bearing |
| Bearing Design | Non-Expansion |
| Bolt Size | 0.563 in |
| Housing Color | Gray |
| Duty Series | Standard |
| Measure Units | Inch |
| Weight | 6.97 LB |
| EAN or UPC | 662461030080 |
