Sealmaster Mounted Cast Iron Four Bolt Flange Ball Bearing - 52100 Bearing Steel, Black Oxided - Concentric Lock - ESF-31T
Part #:705454
Catalog #:ESF-31T
KEY FEATURES
- Powder coated epoxy cast iron housed, extended inner ring bearings in expansion ring allowing for axial expansion
- Skwezloc® concentric locking for near perfect concentricity
- Felt labyrinth seal and flinger for dry and 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 and dimple for direct lubrication and anti-rotation
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Product Specifications
Dimensions
| Overall Width (in): | 5.63 in | Bolt Size (in): | 9/16 in |
| Overall Height (in): | 2.3 in | Overall Length (in): | 5.63 in |
| Bore Diameter (in): | 1.9375 in | Foot Height (in): | 0.56 in |
| Length Through Bore (in): | 2.17 in | Bolt Spacing (in): | 4.3750 in |
Technical Specifications
| Bore Shape: | Straight | Rolling Element: | Ball Bearing |
| Pilot Configuration: | No Pilot | Housing Construction: | One Piece |
| Outer Ring Land Profile: | Standard | Housing Color: | Black |
| Misalignment Type: | Static Only | Cage Material: | PPS - Polyphenylene Sulfide |
| Housing Type: | Flange, Four Bolt | Seal Type: | Felt Labyrinth Seal |
| Housing Style: | Flange Block | Locking Collar Outside Diameter (in): | 3.35 in |
| Ability to Relubricate: | Yes | Inner Race Heat Treat Method: | Zone-Hardened |
| Maximum Speed (RPM): | 5000 rpm | Radial Clearance: | Standard |
| Max Operating Temperature (F): | 220 °F | Housing Material: | Cast Iron |
| Bearing Insert Material: | 52100 Bearing Steel | Static Load Rating (lb): | 5,216 lb |
| Bearing Insert Finish: | Black Oxide | Lubricant: | Lithium Complex NLGI 2 Grease |
| Misalignment Capability: | ±2.0° Misalignment - Static Only | Cage Type: | Land Riding Retainer |
| End Cap Available: | No | Dynamic Load Rating (lb): | 7,889 lb |
| Fixed vs. Expansion: | Expansion | Shaft Locking Type: | Concentric |
| Housing Coating: | Powder Coated | Size Code: | 2-115 |
| Insert: | AR-2-115T | Housing Backside Inner Diameter: | 4 |
| Grease Fitting Thread Size: | 1/8 NPT | Inner Ring Outside Diameter (in): | 2.469 in |
| Bearing Type: | Standard Duty |
General Specifications
| UPC: | 662461030158 | Weight: | 6.85 LB |
| Packaged Length: | 6.75 IN | Packaged Width: | 6.50 IN |
| Packaged Height: | 2.44 IN | HTC: | 8483.20.4040 |
| Country of Origin: | United States of America |