Sealmaster Mounted Insert Only Ball Bearing - 52100 Bearing Steel, Black Oxided - Setscrew Lock - ER-25
Part #:701070
Catalog #:ER-25
KEY FEATURES
- ER style cylindrical OD bearing with snap and with black oxided bearing rings
- Zone hardened inner ring with 120° spacing setscrew lock with diamond faceted setscrews
- 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.
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Product Specifications
Dimensions
| Overall Width (in): | 1.94 in | Bore Size (in): | 1.5625 in |
| Outer Race OD (in): | 3.1496 in | Outer Race OD (mm): | 80 mm |
| Outer Race Width (in): | 1.093 in | Inner Ring OD (in): | 2.063 in |
| Centerline to Front Face (in): | 1.188 in | Length Through Bore (in): | 1.938 in |
| Outer Race Width (mm): | 27.8 mm |
Technical Specifications
| Seal Type: | Felt Labyrinth Seal | Rolling Element: | Ball Bearing |
| Housing Type: | Insert (ER Style) | Measure Units: | Inch |
| Bore Shape: | Straight | Set Screw Thread: | 5/16-24 UNF |
| Insert Material: | 52100 Bearing Steel | Expansion: | No |
| Misalignment: | None | Internal Clearance: | Standard |
| Platform: | Gold Line Ball Bearing | End Cap: | No |
| Bearing Insert Coating: | Black Oxide | Outer Ring Land Profile: | Tapered Lands |
| Misalignment Type: | Static Only | Cage Material: | PPS - Polyphenylene Sulfide |
| Precision Rating: | ABEC 1 | Outer Race Profile: | Cylindrical |
| Inner Race Profile: | Wide Inner Ring | Inner Race Heat Treat Method: | Zone-Hardened |
| Vibration Frequency Roller Spin: | 0.0376 cps | Duty/Status: | Standard |
| Maximum Operating Temperature (F): | 220 °F | Setscrew Torque (in-lbs): | 125-165 in/lbs |
| Locking Type: | Set Screw | Maximum Speed (rpm): | 4150 rpm |
| Vibration Frequency Fundamental Train: | 0.0066 cps | Size Code: | 2-19 |
| Inner Ring Fillet Radius (in): | 0.06 in | Vibration Frequency Outer Ring Defect: | 0.0591 cps |
| Ability to Relubricate: | Yes | Series: | Unmounted Replacement Bearings |
| Vibration Frequency Inner Ring Defect: | 0.0909 cps | Lubrication Type: | Lithium Complex NLGI 2 Grease |
| Cage Type: | Land Riding Retainer | Dynamic Load Rating (lb): | 7,340 lb |
| Static Load Rating (lb): | 4,467 lb |
General Specifications
| UPC: | 662461008683 | Weight: | 1.78 LB |
| Packaged Length: | 3.63 IN | Packaged Width: | 2.00 IN |
| Packaged Height: | 3.63 IN | HTC: | 8482.10.5052 |
| Country of Origin: | Mexico |