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About Ball and Roller Bearings
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Light Duty Ball Bearings
Shielded
Use these bearings where high speed and precision are not a concern.
Shielded bearings block out dust and other contaminants, but do not dissipate heat as efficiently as open bearings.
For technical drawings and 3-D models, click on a part number.
Radial Load Cap., lbs. | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bearing Trade Number  | For Shaft Dia. | For Housing ID | Wd. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
Shielded | ||||||||||||
| 3021-2Z | 1/2" | 1 3/8" | 7/16" | Steel | 940 | 850 | 2,500 | Lubricated | -20° to 250° | Not Rated | 0000000 | 000000 |