Sealmaster Mounted Insert Only Ball Bearing - 52100 Bearing Steel, Black Oxided - Setscrew Lock - Low Drag - ERX-208 LO
Part #:708327
Catalog #:ERX-208 LO
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
- Extra low drag seal cut down felt labyrinth seal and flinger
- Features a channeling grease that reduces drag while lubricating the bearing
- Nylon retainer to reduce overall drag
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Product Specifications
Dimensions
| Overall Width (in): | 1.94 in | Bore Size (mm): | 40 mm |
| Outer Race OD (in): | 3.1496 in | Inner Ring OD (in): | 2.063 in |
| Centerline to Front Face (in): | 1.188 in | Outer Race Width (in): | 1.093 in |
| Outer Race OD (mm): | 80 mm | Length Through Bore (in): | 1.938 in |
| Outer Race Width (mm): | 27.8 mm |
Technical Specifications
| Measure Units: | Metric | Rolling Element: | Ball Bearing |
| Seal Type: | Cut Down Felt Labyrinth | Set Screw Thread: | M8 x 1.25 |
| Bore Shape: | Straight | Housing Type: | Insert (ER Style) |
| Insert Material: | 52100 Bearing Steel | Expansion: | No |
| Misalignment: | None | Internal Clearance: | Standard |
| Misalignment Type: | Static Only | Outer Ring Land Profile: | Tapered Lands |
| Platform: | Gold Line Ball Bearing | Bearing Insert Coating: | Black Oxide |
| Options: | Low Drag | End Cap: | No |
| Precision Rating: | ABEC 1 | Cage Material: | PPS - Polyphenylene Sulfide |
| Inner Race Profile: | Wide Inner Ring | Outer Race Profile: | Cylindrical |
| Vibration Frequency Outer Ring Defect: | 0.0591 cps | Maximum Operating Temperature (F): | 220 °F |
| Vibration Frequency Inner Ring Defect: | 0.0909 cps | Lubrication Type: | Lithium NLGI 2 Low Torque Grease |
| Ability to Relubricate: | Yes | Duty/Status: | Standard |
| Vibration Frequency Fundamental Train: | 0.0066 cps | Maximum Speed (rpm): | 3300 rpm |
| Vibration Frequency Roller Spin: | 0.0376 cps | Setscrew Torque (in-lbs): | 125-165 in/lbs |
| Inner Ring Fillet Radius (in): | 0.06 in | Size Code: | 2-19 |
| Series: | Unmounted Replacement Bearings | Locking Type: | Set Screw |
| Inner Race Heat Treat Method: | Zone-Hardened | Cage Type: | Land Riding Retainer |
| Static Load Rating (lb): | 16,301 lb | Dynamic Load Rating (lb): | 23,606 lb |
General Specifications
| UPC: | 662461299401 | Weight: | 1.69 LB |
| Packaged Length: | 3.63 IN | Packaged Width: | 2.00 IN |
| Packaged Height: | 3.63 IN | HTC: | 8482.10.5052 |
| Country of Origin: | Mexico |

