2)NKXR00Z型滚针和带外罩的推力圆柱滚子组合轴承 该种轴承为满足主机要求,在推力滚子部分加上外罩,起防尘作用。其性能与NKXR00型相同。
3)NKXR00+IR型有内圈的滚针和推力滚子组合轴承 该种轴承结构紧凑,适用于径向尺寸受限制的部件中,可承受径向和单向轴向的联合载荷。比NKX00+IR型承受单向轴向力高,但极限转速较低。
4)NKXR00+IR型有内圈的滚针和带外罩的推力圆柱滚子组合轴承 该种轴承为满足主机要求,在推力滚子部分加上外罩,起防尘作用。其他性能同NKXR00+IR型。结构型式:
NKXR00型 滚针和推力圆柱滚子组合轴承型号列表:
轴径 | 型号Designation 现行新代号 | 带罩壳轴承代号Designation with Dust Shield 现行新代号 | 尺寸 Dimensions | 基本额定载荷 | 极限转速 | |||||||||||
F w | D | D1 | D2 | C | H | C2 | d1 | rs | 径向 | 轴向 | ||||||
| 动 Cr DyRNAVmic | 静Cor | 动 Cr DyRNAVmic | 静CorStatic | ||||||||||||
N | ||||||||||||||||
15 | NKXR15 | NKXR15Z | 15 | 24 | 28.1 | 29.2 | 23 | 9 | 6.5 | 15 | 0.3 | 10.7 | 12.7 | 14.4 | 28.5 | 13000 |
17 | NKXR17 | NKXR17Z | 17 | 26 | 30.1 | 31.2 | 25 | 9 | 8 | 17 | 0.3 | 11.9 | 15.0 | 15.9 | 33.5 | 12000 |
20 | NKXR20 | NKXR20Z | 20 | 30 | 35.1 | 36.2 | 30 | 10 | 10.5 | 20 | 0.3 | 16.4 | 23.8 | 24.9 | 53.0 | 10000 |
25 | NKXR25 | NKXR25Z | 25 | 37 | 42.1 | 43.2 | 30 | 11 | 9.5 | 25 | 0.6 | 18.8 | 30.5 | 33.5 | 76.0 | 8500 |
30 | NKXR30 | NKXR30Z | 30 | 42 | 47.1 | 48.2 | 30 | 11 | 9.5 | 30 | 0.6 | 22.6 | 36.0 | 35.5 | 86.0 | 7500 |
35 | NKXR35 | NKXR35Z | 35 | 47 | 52.1 | 53.2 | 30 | 12 | 9 | 35 | 0.6 | 24.3 | 41.5 | 39.0 | 101 | 6500 |
40 | NKXR40 | NKXR40Z | 40 | 52 | 60.1 | 61.2 | 32 | 13 | 10 | 40 | 0.6 | 26.0 | 47.0 | 56.0 | 148 | 6000 |
45 | NKXR45 | NKXR45Z | 45 | 58 | 65.2 | 66.5 | 32 | 14 | 9 | 45 | 0.6 | 27.5 | 53.0 | 59.0 | 163 | 5000 |
50 | NKXR50 | NKXR50Z | 50 | 62 | 70.2 | 71.5 | 35 | 14 | 10 | 50 | 0.6 | 38.0 | 74.0 | 61.0 | 177 | 4800 |
NKXR00+IR型 滚针和推力圆柱滚子组合轴承型号列表:
轴径 | 型号Designation 现行新代号 | 带罩壳轴承代号Designation with Dust Shield 现行新代号 | 尺寸 Dimensions | 基本额定载荷 | 极限转速 | |||||||||||
d | D | D1 | D2 | C | H | C2 | d1 | B | 径向 | 轴向 | ||||||
| 动 Cr DyRNAVmic | 静Cor | 动 Cr DyRNAVmic | 静CorStatic | ||||||||||||
N | ||||||||||||||||
15 | NKXR15+IR | NKXR15Z+IR | 12 | 24 | 28.1 | 29.2 | 23 | 9 | 6.5 | 15 | 16 | 10.7 | 12.7 | 14.4 | 28.5 | 13000 |
17 | NKXR17+IR | NKXR17Z+IR | 15 | 26 | 30.1 | 31.2 | 25 | 9 | 8 | 17 | 17 | 11.9 | 15.0 | 15.9 | 33.5 | 12000 |
20 | NKXR20+IR | NKXR20Z+IR | 17 | 30 | 35.1 | 36.2 | 30 | 10 | 10.5 | 20 | 20 | 16.4 | 23.8 | 24.9 | 53.0 | 10000 |
25 | NKXR25+IR | NKXR25Z+IR | 20 | 37 | 42.1 | 43.2 | 30 | 11 | 9.5 | 25 | 20 | 18.8 | 30.5 | 33.5 | 76.0 | 8500 |
30 | NKXR30+IR | NKXR30Z+IR | 25 | 42 | 47.1 | 48.2 | 30 | 11 | 9.5 | 30 | 20 | 22.6 | 36.0 | 35.5 | 86.0 | 7500 |
35 | NKXR35+IR | NKXR35Z+IR | 30 | 47 | 52.1 | 53.2 | 30 | 12 | 9 | 35 | 20 | 24.3 | 41.5 | 39.0 | 101 | 6500 |
40 | NKXR40+IR | NKXR40Z+IR | 35 | 52 | 60.1 | 61.2 | 32 | 13 | 10 | 40 | 20 | 26.0 | 47.0 | 56.0 | 148 | 6000 |
45 | NKXR45+IR | NKXR45Z+IR | 40 | 58 | 65.2 | 66.5 | 32 | 14 | 9 | 45 | 20 | 27.5 | 53.0 | 59.0 | 163 | 5000 |
50 | NKXR50+IR | NKXR50Z+IR | 45 | 62 | 70.2 | 71.5 | 35 | 14 | 10 | 50 | 25 | 38.0 | 74.0 | 61.0 | 177 | 4800 |