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About Ball and Roller Bearings
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Square-Bore Ball Bearings
Mount these bearings onto a square shaft. They have an extended inner ring for additional shaft support. Since they’re sealed, they block out dust and contaminants better than open and shielded bearings.
Inner Ring | Radial Load Cap., lbs. | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bearing Trade Number  | For Shaft Wd., mm | Square Wd., mm | For Housing ID, mm | Wd., mm | OD, mm | Wd., mm | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
Sealed | |||||||||||||||
| GW211SPP17 | 38.5 | 38.887 | 100 | 33.3 | 69.8 | 44.4 | Steel | 9,750 | 6,550 | 500 | Lubricated | -20° to 200° | ABEC-1 | 0000000 | 000000 |
| GW212SPP50 | 45 | 45.466 | 110 | 38.2 | 76.2 | 50.8 | Steel | 11,800 | 8,100 | 500 | Lubricated | -20° to 200° | ABEC-1 | 0000000 | 000000 |
| W208PP5 | 29.5 | 29.972 | 80 | 18 | 52.6 | 36.5 | Steel | 7,300 | 4,600 | 500 | Lubricated | -20° to 200° | ABEC-1 | 0000000 | 00000 |
| W208PP6 | 26 | 26.162 | 80 | 18 | 52.6 | 36.5 | Steel | 7,300 | 4,450 | 500 | Lubricated | -20° to 200° | ABEC-1 | 0000000 | 00000 |