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Needle Roller Bearings with Inner Ring without Cage

RNAV49 ϵ

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Shaft Designation Mass Dimensions Basic Load Ratings Limiting Original
Diameter Fw D B r   Cr o  Cor Speed Designation
Dynamic Static
mm g min. kN kN rpm
20 RNAV 4902 20 28 13 0.3 8.5 9.2 20000 4084902E
22 RNAV 4903 22 30 13 0.3 9.4 10.9 17000 4084903E
25 RNAV 4904 25 37 17 0.3 10.6 13.6 14000 4084904E
30 RNAV 4905 30 42 17 0.3 11.0 14.6 12000 4084905E
35 RNAV 4906 35 47 17 0.3 21.0 25.5 11000 4084906E
42 RNAV 4907 42 55 20 0.6 22.8 29.5 9500 4084907E
48 RNAV 4908 48 62 22 0.6 23.6 31.5 9500 4084908E
52 RNAV 4909 52 68 22 0.6 24.4 33.5 8500 4084909E
58 RNAV 4910 58 72 22 0.6 25.0 35.5 8000 4084910E
68 RNAV 4912 68 85 25 1.0 30.5 47.5 7000 4084912E
80 RNAV 4914 80 100 30 1.0 31.5 50.0 7000 4084914E
90 RNAV 4916 90 110 30 1.0 43.0 67.0 6000 4084916E
105 RNAV 4918 896 105 125 35 1.0 45.0 73.0 5500 4084918E
110 RNAV 4919 110 130 35 1.1 47.0 80.0 5000 4084919E
115 RNAV 4920 115 140 40 1.1 58.0 100.0 4700 4084920E
125 RNAV 4922 125 150 40 1.1 60.0 108.0 4300 4084922E
135 RNAV 4924 135 165 45 1.1 61.0 112.0 4100 4084924E
150 RNAV 4926 2660 150 180 50 1.5 84.0 156.0 4000 4084926E
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2.֬rODٞДֵ60%
Note:
1.These load, speed and mass is reference of choice only.  
2.With grease lubrication, 60% of these limiting speed will apply.

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