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Basic size of mm | The basic rated load is kN | Fatigue load limit Pu | Rated rotation speed is r/min | Mass kg | model | Dimensions are mm | Shoulder gear and chamfer size mm | Calculation coefficient | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| d | D | B | trends C | static state Co | Fatigue load limit Pu | Refer to the speed | Limit speed 1) | Mass kg | Both sides are sealed | One side is sealed | d | d1 ～ | d2 ～ | D2 ～ | r1,2 the min | da the min | da the max | Da the max | ra the max | kr | fo | |
| 12 | 37 | 12 | 10.1 | 4.15 | 0.176 | 45000 | 22000 | 0.06 | *6301-2Z | *6301-Z | 12 | 19.5 | - | 31.5 | 1 | 17.6 | - | 31.4 | 1 | 0.03 | 11 | |
| 12 | 37 | 12 | 10.1 | 4.15 | 0.176 | 45000 | 22000 | 0.06 | *6301-2RSL | *6301-RSL | 12 | - | 17.7 | 31.5 | 1 | 17.6 | 17.6 | 31.4 | 1 | 0.03 | 11 | |
| 12 | 37 | 12 | 10.1 | 4.15 | 0.176 | - | 14000 | 0.06 | *6301-2RSH | *6301-RSH | 12 | - | 17.7 | 31.5 | 1 | 17.6 | 17.6 | 31.4 | 1 | 0.03 | 11 | |
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