Sealmaster Mounted Cast Iron Four Bolt Flange Ball Bearing - 52100 Bearing Steel, Black Oxided - Concentric Lock - ESF-19T
Part #:704927
Catalog #:ESF-19T
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
| Bolt Size (in): | 7/16 in | Overall Width (in): | 4.25 in |
| Overall Length (in): | 4.25 in | Overall Height (in): | 1.67 in |
| Bore Diameter (in): | 1.1875 in | Foot Height (in): | 0.53 in |
| Length Through Bore (in): | 1.61 in | Bolt Spacing (in): | 3.2500 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 | Ability to Relubricate: | Yes |
| Locking Collar Outside Diameter (in): | 2.23 in | Inner Race Heat Treat Method: | Zone-Hardened |
| Setscrew Torque (in-lbs): | 70 in/lbs | Vibration Frequency Fundamental Train: | 0.0066 cps |
| Radial Clearance: | Standard | Misalignment Capability: | ±2.0° Misalignment - Static Only |
| Insert: | AR-2-13T | Shaft Locking Type: | Concentric |
| End Cap Available: | No | Vibration Frequency Outer Ring Defect: | 0.0595 cps |
| Inner Ring Outside Diameter (in): | 1.594 in | Grease Fitting Thread Size: | 1/4-28 |
| Bearing Insert Material: | 52100 Bearing Steel | Dynamic Load Rating (lb): | 4,381 lb |
| Vibration Frequency Inner Ring Defect: | 0.0905 cps | Static Load Rating (lb): | 2,567 lb |
| Housing Backside Inner Diameter: | 2.88 | Vibration Frequency Roller Spin: | 0.0385 cps |
| Fixed vs. Expansion: | Expansion | Max Operating Temperature (F): | 220 °F |
| Cage Type: | Land Riding Retainer | Maximum Speed (RPM): | 7600 rpm |
| Bearing Type: | Standard Duty | Lubricant: | Lithium Complex NLGI 2 Grease |
| Housing Coating: | Powder Coated | Housing Material: | Cast Iron |
| Bearing Insert Finish: | Black Oxide | Size Code: | 2-13 |
General Specifications
| UPC: | 662461258309 | Weight: | 3.80 LB |
| Packaged Length: | 4.50 IN | Packaged Width: | 1.69 IN |
| Packaged Height: | 4.56 IN | HTC: | 8483.20.4040 |
| Country of Origin: | United States of America |