Sealmaster Mounted Insert Only Ball Bearing - 52100 Bearing Steel, Black Oxided - Setscrew Lock - AR-308
Part #:713899
Catalog #:AR-308
KEY FEATURES
- Bearing insert installed in brass expansion ring
- 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
| Bore Size (mm): | 40 mm | Outer Race OD (in): | 3.562 in |
| Outer Race Width (in): | 1.172 in | Outer Race OD (mm): | 90.4748 mm |
| Inner Race Length (mm): | 49.2 mm | Outer Race Width (mm): | 29.8 mm |
Technical Specifications
| Radius: | 0.062 | Bore Shape: | Straight |
| Housing Type: | Insert Only | Measure Units: | Metric |
| Set Screw Thread: | 5/16-24 | Insert Material: | 52100 Bearing Steel, Black Oxided |
| Rolling Element: | Ball Bearing | Internal Clearance: | Standard |
| Speed (Max) (RPM): | 3800 rpm | Radial Dynamic Load Capacity (lb): | 7,340 lb |
| Misalignment: | ±2.0° Misalignment - Static Only | Platform: | Gold Line Ball Bearing |
| End Cap: | No | Outer Ring Land Profile: | Standard |
| Misalignment Type: | Static Only | Bearing Insert Coating: | Black Oxide Coated |
| Radial Static Load Capacity (lb): | 4,467 lb | Cage Material: | Brass |
| Series: | AR | Precision Rating: | ABEC 1 |
| Inner Race Profile: | Wide Inner Ring | Outer Race Profile: | Cylindrical |
| Maximum Operating Temperature (F): | 220 °F | Fixed vs. Expansion: | No |
| Retainer Type: | Land Riding Retainer | Duty/Series: | Medium |
| Inner Race Heat Treat Method: | Zone-Hardened | Ability to Relubricate: | Yes |
| Type of Seal: | Felt Labyrinth Seal | Locking Type: | Set Screw |
| Lubrication Type: | Lithium Complex NLGI 2 Grease |
General Specifications
| UPC: | 662461071083 | Weight: | 3.00 LB |
| Packaged Length: | 3.63 IN | Packaged Width: | 2.00 IN |
| Packaged Height: | 3.63 IN | HTC: | 8482.10.5052 |
| Country of Origin: | Mexico |

