向心滚针与推力球组合轴承NKX12
XSP 滚针和保持架组件、滚针轴承和冲压外圈滚针轴承皆为游动端轴承。当与止推挡圈组合时可以作为定位轴承并且可在充分的润滑和低转速下承受小的定位负荷。其它的定位轴承通常需占用较多的空间。组合式滚针轴承是径向截面高度最小的定位或单向定位轴承。向心滚针轴承如与推力球轴承或圆柱滚子轴承组合使用、蜗杆、板牙头主轴的轴承及类似的应用场合。
轴径Shraft Diameter | 轴承型号 Bearing Designation | 外形尺寸 Boundary Dimensions(mm） | 基本额定负荷 Basic Load Rating（N) | 极限转速Limiting Speed（Rpm) | 安装尺寸Mounting Dimension | ||||||||||
油润滑For oil lubrication r | 重量Mass | 带 固 定 罩壳With Retaining Cap | 重量Mass g | Fw | D | C | C1 | dw | 径向 Radial | 轴向 Axial | 油润滑Oil | da | |||
动 Cr Dyn. | 静Co Stat. | 动.Cr Dyn | 静Co Stat. r | ||||||||||||
mm | g | mm | N | Rpm | mm | ||||||||||
10 | NKX10TN | 34 | NKX10ZTN | 36 | 10 | 19 | 23 | 9 | 10 | 5000 | 6500 | 8600 | 10800 | 12000 | 19.7 |
12 | NKX 12 | 38 | NKX 12 Z | 40 | 12 | 21 | 23 | 9 | 12 | 7200 | 9060 | 9700 | 11900 | 11000 | 21.7 |
15 | NKX 15 | 44 | NKX 15 Z | 47 | 15 | 24 | 23 | 9 | 15 | 9670 | 9850 | 10000 | 12300 | 9500 | 23.7 |
17 | NKX 17 | 53 | NKX 17 Z | 55 | 17 | 26 | 25 | 9 | 17 | 9860 | 13800 | 10300 | 13600 | 8500 | 25.7 |
20 | NKX 20 | 83 | NKX 20 Z | 90 | 20 | 30 | 30 | 10 | 20 | 12000 | 20500 | 12500 | 19800 | 7500 | 30.7 |
25 | NKX 25 | 125 | NKX 25 Z | 132 | 25 | 37 | 30 | 11 | 25 | 14500 | 29500 | 16800 | 28000 | 6000 | 37.7 |
30 | NKX 30 | 141 | NKX 30 Z | 148 | 30 | 42 | 30 | 11 | 30 | 19600 | 32500 | 19000 | 33500 | 5000 | 42.7 |
35 | NKX 35 | 163 | NKX 35 Z | 168 | 35 | 47 | 30 | 12 | 35 | 20500 | 39600 | 20100 | 39000 | 4600 | 47.7 |
40 | NKX 40 | 200 | NKX 40 Z | 208 | 40 | 52 | 32 | 13 | 40 | 22300 | 44500 | 24500 | 50500 | 4000 | 55.7 |
45 | NKX 45 | 252 | NKX 45 Z | 265 | 45 | 58 | 32 | 14 | 45 | 24500 | 50980 | 25800 | 57600 | 3600 | 60.5 |
50 | NKX 50 | 280 | NKX 50 Z | 300 | 50 | 62 | 35 | 14 | 50 | 34800 | 70800 | 27500 | 63200 | 3300 | 65.5 |
60 | NKX 60 | 360 | NKX 60 Z | 380 | 60 | 72 | 40 | 17 | 60 | 39600 | 86400 | 39800 | 94900 | 2800 | 80.5 |
70 | NKX 70 | 500 | NKX 70 Z | 520 | 70 | 85 | 40 | 18 | 70 | 40800 | 90800 | 40980 | 90800 | 2400 | 90.5 |
