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Needle Roller Bearings with Inner Ring without Cage

NKIB ϵ

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Shaft Designation Mass Dimensions Basic Load Ratings Limiting Original
Diameter d F D B C r Radial S Axial Speed Designation
  Cr o  Cor   Cr o  Cor
Dynamic Static Dynamic Static
mm g min. kN kN kN kN rpm
12 NKIB 5901 43 12 16 24 17.5 16 0.3 10.1 11.7 2.72 1.47 23000 5964901
15 NKIB 5902 52 15 20 28 20.0 18 0.3 13.0 17.2 3.21 2.05 21000 5964902
17 NKIB 5903 58 17 22 30 20.0 18 0.3 13.5 17.4 2.41 1.67 20000 5964903
20 NKIB 5904 107 20 25 37 25.0 23 0.3 21.2 27.6 4.18 2.84 17000 5964904
22 NKIB 59/22 121 22 28 39 25.0 23 0.3 21.9 29.7 2.91 2.32 15000 59649/22
25 NKIB 5905 134 25 30 42 25.0 23 0.3 23.7 30.6 5.61 3.94 14000 5964905
30 NKIB 5906 151 30 35 47 25.0 23 0.3 27.2 38.4 5.76 4.53 13000 5964906
35 NKIB 5907 247 35 42 55 30.0 27 0.6 34.2 54.7 6.30 5.40 11000 5964907
40 NKIB 5908 320 40 48 62 34.0 30 0.6 42.8 69.9 7.75 6.88 9000 5964908
45 NKIB 5909 380 45 52 68 34.0 30 0.6 45.0 73.0 7.45 8.86 8500 5964909
50 NKIB 5910 385 50 58 72 34.0 30 0.6 48.1 86.4 8.43 8.23 8000 5964910
55 NKIB 5911 555 55 63 80 38.0 34 1.0 61.0 104.6 11.50 11.00 7000 5964911
60 NKIB 5912 595 60 68 85 38.0 34 1.0 63.8 113.6 11.90 11.90 6500 5964912
65 NKIB 5913 640 65 72 90 38.0 34 1.0 61.7 110.8 12.00 12.30 6500 5964913
70 NKIB 5914 985 70 80 100 45.0 40 1.0 81.9 155.2 14.30 15.10 5500 5964914
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1.л~dODٺHx񅢿
2.SеıּƳSضȣ120Bm180
3.֬rODٞДֵ60%
Note:
1.These load, speed and mass is reference of choice only.  
2.If the cages are made of plastics, the maximum allowable working themperrature is 120 in 
  continuous working and 180 in short working.
3.With grease lubrication, 60% of these limiting speed will apply.

 

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