Sealmaster Mounted Insert Only Ball Bearing - 52100 Bearing Steel, Black Oxided - Setscrew Lock - Low Drag - ERX-205 LO
Part #:708277
Catalog #:ERX-205 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): | 1.38 in | Bore Size (mm): | 25 mm |
| Centerline to Front Face (in): | 0.859 in | Inner Ring OD (in): | 1.375 in |
| Outer Race OD (mm): | 52 mm | Outer Race OD (in): | 2.0472 in |
| Outer Race Width (in): | 0.75 in | Length Through Bore (in): | 1.375 in |
| Outer Race Width (mm): | 19.1 mm |
Technical Specifications
| Rolling Element: | Ball Bearing | Measure Units: | Metric |
| Seal Type: | Cut Down Felt Labyrinth | Bore Shape: | Straight |
| Set Screw Thread: | 1/4-28 UNF | Insert Material: | 52100 Bearing Steel |
| Housing Type: | Insert (ER Style) | Internal Clearance: | Standard |
| Misalignment: | None | Expansion: | No |
| Bearing Insert Coating: | Black Oxide | Platform: | Gold Line Ball Bearing |
| Options: | Low Drag | Misalignment Type: | Static Only |
| Outer Ring Land Profile: | Tapered Lands | End Cap: | No |
| Precision Rating: | ABEC 1 | Cage Material: | PPS - Polyphenylene Sulfide |
| Inner Race Profile: | Wide Inner Ring | Outer Race Profile: | Cylindrical |
| Size Code: | 2-015 | Vibration Frequency Inner Ring Defect: | 0.0985 cps |
| Setscrew Torque (in-lbs): | 65-85 in/lbs | Locking Type: | Set Screw |
| Duty/Status: | Standard | Vibration Frequency Roller Spin: | 0.0442 cps |
| Maximum Speed (rpm): | 5000 rpm | Series: | Unmounted Replacement Bearings |
| Ability to Relubricate: | Yes | Inner Ring Fillet Radius (in): | 0.04 in |
| Vibration Frequency Outer Ring Defect: | 0.0682 cps | Vibration Frequency Fundamental Train: | 0.0068 cps |
| Inner Race Heat Treat Method: | Zone-Hardened | Maximum Operating Temperature (F): | 220 °F |
| Lubrication Type: | Lithium NLGI 2 Low Torque Grease | Static Load Rating (lb): | 1,651 lb |
| Dynamic Load Rating (lb): | 2,801 lb | Cage Type: | Land Riding Retainer |
General Specifications
| UPC: | 662461299210 | Weight: | 0.68 LB |
| Packaged Length: | 2.38 IN | Packaged Width: | 1.44 IN |
| Packaged Height: | 2.38 IN | HTC: | 8482.10.5048 |
| Country of Origin: | Mexico |

