X型四点接触球——KF系列
X型轴承在滚道和钢球间为四个点接触，这样一来，单个轴承就可以同时承受三种负载（径向载荷、轴向载荷和力矩）。所以在很多情况下一个四点接触球轴承可以代替两个其他类型轴承。
X型轴承可以根据客户的需要提供不同内部预压和游隙，例如高刚性或者零游隙等。
X型轴承可以根据客户的需要提供不同内部预压和游隙，例如高刚性或者零游隙等。
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公称型号
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外形尺寸（in / mm）
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基本额定负荷
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极限转速 |
重量
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内径(d)
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外径(D)
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厚度(B)
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L1 |
L2
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径向
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推力 | ||||||||
| in | mm | in | mm | in | mm | in |
in |
静载荷 Co（N） |
动载荷 Cr（N） |
静载荷 Co（N） |
动载荷 Cr（N） |
RPM |
Kg
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|
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KF040XP0
|
4.000
|
101.600 |
5.500
|
139.700 |
0.750
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19.050 | 4.555 |
4.945
|
23,842
|
20,751 |
59,606
|
30,381 | 2530 |
0.862
|
| KF042XP0 | 4.250 | 107.950 | 5.750 | 146.050 | 0.750 | 19.050 | 4.805 | 5.195 | 25,088 | 21,329 | 62,764 | 31,449 | 2400 | 0.907 |
| KF045XP0 | 4.500 | 114.300 | 6.000 | 152.400 | 0.750 | 19.050 | 5.055 | 5.445 | 26,378 | 21,899 | 65,878 | 32,472 | 2290 | 0.953 |
| KF047XP0 | 4.750 | 120.650 | 6.250 | 158.750 | 0.750 | 19.050 | 5.305 | 5.695 | 27,623 | 22,455 | 69,036 | 33,495 | 2180 | 0.998 |
| KF050XP0 | 5.000 | 127.000 | 6.500 | 165.100 | 0.750 | 19.050 | 5.555 | 5.945 | 28,869 | 23,006 | 72,150 | 34,518 | 2090 | 1.043 |
| KF055XP0 | 5.500 | 139.700 | 7.000 | 177.800 | 0.750 | 19.050 | 6.055 | 6.445 | 31,360 | 24,087 | 78,422 | 36,475 | 1920 | 1.134 |
| KF060XP0 | 6.000 | 152.400 | 7.500 | 190.500 | 0.750 | 19.050 | 6.555 | 6.945 | 33,895 | 25,137 | 84,739 | 38,388 | 1780 | 1.225 |
| KF065XP0 | 6.500 | 165.100 | 8.000 | 203.200 | 0.750 | 19.050 | 7.055 | 7.445 | 36,386 | 26,156 | 91,011 | 40,256 | 1660 | 1.315 |
| KF070XP0 | 7.000 | 177.800 | 8.500 | 215.900 | 0.750 | 19.050 | 7.555 | 7.945 | 33,139 | 27,147 | 97,283 | 42,080 | 1550 | 1.451 |
| KF075XP0 | 7.500 | 190.500 | 9.000 | 228.600 | 0.750 | 19.050 | 8.055 | 8.845 | 41,413 | 28,126 | 103,555 | 43,904 | 1450 | 1.542 |
| KF080XP0 | 8.000 | 203.200 | 9.500 | 241.300 | 0.750 | 19.050 | 8.555 | 8.945 | 43,948 | 29,069 | 109,827 | 45,639 | 1370 | 1.588 |
| KF090XP0 | 9.000 | 228.600 | 10.500 | 266.700 | 0.750 | 19.050 | 9.555 | 9.945 | 48,930 | 30,902 | 122,371 | 49,064 | 1230 | 1.769 |
| KF100XP0 | 10.000 |
254.000 |
11.500 | 292.100 | 0.750 | 19.050 | 10.555 | 10.945 | 53,957 | 32,659 | 134,915 | 52,356 | 1120 | 1.950 |
| KF110XP0 | 11.000 | 279.400 | 12.500 | 317.500 | 0.750 | 19.050 | 11.555 | 11.945 | 58,983 | 34,345 | 147,459 | 55,558 | 1020 | 2.177 |
| KF120XP0 | 12.000 | 304.800 | 13.500 | 342.900 | 0.750 | 19.050 | 12.555 | 12.945 | 64,010 | 35,959 | 160,003 | 58,672 | 940 | 2.359 |
| KF140XP0 | 14.000 | 355.600 | 15.500 | 393.700 | 0.750 | 19.050 | 14.555 | 14.945 | 74,063 | 39,033 | 185,135 | 64,633 | 810 | 2.722 |
| KF160XP0 | 16.000 | 406.400 | 17.500 | 444.500 | 0.750 | 19.050 | 16.555 | 16.945 | 84,071 | 41,907 | 210,223 | 70,371 | 720 | 3.221 |
| KF180XP0 | 18.000 | 457.200 | 19.500 | 495.300 | 0.750 | 19.050 | 18.555 | 18.945 | 94,124 | 44,607 | 235,311 | 75,887 | 640 | 3.583 |
| KF200XP0 | 20.000 | 508.000 | 21.500 | 546.100 | 0.750 | 19.050 | 20.555 | 20.945 | 104,177 | 47,160 | 260,221 | 81,180 | 580 | 4.037 |
| KF250XP0 | 25.000 | 635.000 | 26.500 | 673.100 | 0.750 | 19.050 | 25.555 | 25.945 | 129,265 | 52,974 | 323,163 | 93,724 | 470 | 4.994 |
| KF300XP0 | 30.000 | 762.000 | 31.500 | 800.100 | 0.750 | 19.050 | 30.555 | 30.945 | 154,353 | 58,116 | 385,928 | 105,512 | 390 | 5.897 |
| KF350XP0 | 35.000 | 889.000 | 36.500 | 927.100 | 0.750 | 19.050 | 35.555 | 35.945 | 179,486 | 62,720 | 448,826 | 116,632 | 340 | 6.849 |
| KF400XP0 | 40.000 | 1016.000 | 41.500 |
1054.100 |
0.750 | 19.050 | 40.555 | 40.945 | 204,574 | 66,875 | 511,546 | 127,308 | 290 | 7.802 |
