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Deep groove ball bearings

Part Number |
d - Bore |
D - Outer Diameter |
B - Width |
Cr - Dynamic Radial Rating |
Cor - Static Radial Rating |
Reference speed |
Limiting speed |
|---|---|---|---|---|---|---|---|
| W 61904 R | 20 mm | 37 mm | 9 mm | 5.53 N | 3.65 N | 43000 rpm | 26000 rpm |
| W 61904 | 20 mm | 37 mm | 9 mm | 5.53 N | 3.65 N | 43000 rpm | 26000 rpm |
| W 61903-2Z | 17 mm | 30 mm | 7 mm | 3.97 N | 2.55 N | 50000 rpm | 24000 rpm |
| W 61903-2RZ | 17 mm | 30 mm | 7 mm | 3.97 N | 2.55 N | 50000 rpm | 24000 rpm |
| W 61903-2RS1 | 17 mm | 30 mm | 7 mm | 3.97 N | 2.55 N | - | 14000 rpm |
| W 61903 R-2Z | 17 mm | 30 mm | 7 mm | 3.97 N | 2.55 N | 50000 rpm | 24000 rpm |
| W 61903 R | 17 mm | 30 mm | 7 mm | 3.97 N | 2.55 N | 50000 rpm | 32000 rpm |
| W 61903 | 17 mm | 30 mm | 7 mm | 3.97 N | 2.55 N | 50000 rpm | 32000 rpm |
| W 61902-2Z | 15 mm | 28 mm | 7 mm | 3.71 N | 2.24 N | 56000 rpm | 28000 rpm |
| W 61902-2RZ | 15 mm | 28 mm | 7 mm | 3.71 N | 2.24 N | 56000 rpm | 28000 rpm |
| W 61902-2RS1 | 15 mm | 28 mm | 7 mm | 3.71 N | 2.24 N | - | 16000 rpm |
| W 61902 R-2Z | 15 mm | 28 mm | 7 mm | 3.71 N | 2.24 N | 56000 rpm | 28000 rpm |
| W 61902 R-2RZ | 15 mm | 28 mm | 7 mm | 3.71 N | 2.24 N | 56000 rpm | 28000 rpm |
| W 61902 R-2RS1 | 15 mm | 28 mm | 7 mm | 3.71 N | 2.24 N | - | 16000 rpm |
| W 61902 R | 15 mm | 28 mm | 7 mm | 3.71 N | 2.24 N | 56000 rpm | 34000 rpm |
| W 61902 | 15 mm | 28 mm | 7 mm | 3.71 N | 2.24 N | 56000 rpm | 34000 rpm |
| W 61901-2Z | 12 mm | 24 mm | 6 mm | 2.51 N | 1.46 N | 67000 rpm | 32000 rpm |
| W 61901-2RZ | 12 mm | 24 mm | 6 mm | 2.51 N | 1.46 N | 67000 rpm | 32000 rpm |
| W 61901-2RS1 | 12 mm | 24 mm | 6 mm | 2.51 N | 1.46 N | - | 19000 rpm |
| W 61901 R-2Z | 12 mm | 24 mm | 6 mm | 2.51 N | 1.46 N | 67000 rpm | 32000 rpm |