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Needle Roller Bearings with Inner Ring

NKI ϵ

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S ̖ ߴ ~d OD
Shaft Designation Mass Dimensions Basic Load Ratings Limiting
Diameter d F D B r   Cr o  Cor Speed
Dynamic Static
mm g min. kN kN rpm
10 NKI 10/16 29 10 14 22 16 0.3 11.0 12.5 19000
NKI 10/20 37 10 14 22 20 0.3 12.8 15.6 19000
12 NKI 12/16 33 12 16 24 16 0.3 11.5 13.8 17000
NKI 12/20 41 12 16 24 20 0.3 14.6 18.8 17000
15 NKI 15/16 39 15 19 27 16 0.3 13.8 18.5 14000
NKI 15/20 49 15 19 27 20 0.3 17.6 25.1 14000
17 NKI 17/16 42 17 21 29 16 0.3 14.3 19.8 13000
NKI 17/20 53 17 21 29 20 0.3 18.1 26.9 13000
20 NKI 20/16 49 20 24 32 16 0.3 15.1 22.3 12000
NKI 20/20 61 20 24 32 20 0.3 19.3 30.3 12000
22 NKI 22/16 52 22 26 34 16 0.3 16.1 24.7 11000
NKI 22/20 65 22 26 34 20 0.3 20.4 33.5 11000
25 NKI 25/20 79 25 29 38 20 0.3 22.1 33.9 10000
NKI 25/30 124 25 29 38 30 0.3 33.5 57.9 9500
28 NKI 28/20 96 28 32 42 20 0.3 23.5 37.7 9000
NKI 28/30 146 28 32 42 30 0.3 35.6 64.3 9000
30 NKI 30/20 112 30 35 45 20 0.3 24.8 41.4 8500
NKI 30/30 170 30 35 45 30 0.3 37.5 70.6 8000
32 NKI 32/20 118 32 37 47 20 0.3 25.3 43.3 8000
NKI 32/30 180 32 37 47 30 0.3 38.3 73.9 8000
35 NKI 35/20 127 35 40 50 20 0.3 26.4 47.1 7500
NKI 35/30 193 35 40 50 30 0.3 43.8 80.2 7500
38 NKI 38/20 136 38 43 53 20 0.3 27.5 50.8 7000
NKI 38/30 207 38 43 53 30 0.3 41.6 86.6 7000
40 NKI 40/20 142 40 45 55 20 0.3 28.0 52.7 7000
NKI 40/30 216 40 45 55 30 0.3 42.4 89.8 6500
42 NKI 42/20 148 42 47 57 20 0.3 29.2 56.4 6500
NKI 42/30 222 42 47 57 30 0.3 44.2 96.1 6500
45 NKI 45/25 229 45 50 62 25 0.3 40.5 79.4 6500
NKI 45/35 322 45 50 62 35 0.6 55.9 119.5 6500
50 NKI 50/25 270 50 55 68 25 0.6 43.7 81.7 6000
NKI 50/35 379 50 55 68 35 0.6 61.8 127.7 6000
55 NKI 55/25 272 55 60 72 25 0.6 43.1 90.7 5500
NKI 55/35 379 55 60 72 35 0.6 60.9 141.6 5500
60 NKI 60/25 394 60 68 82 25 0.6 48.6 100.6 4900
NKI 60/35 553 60 68 82 35 0.6 68.8 157.1 4800
65 NKI 65/25 467 65 73 90 25 1.0 54.2 100.8 4600
NKI 65/35 659 65 73 90 35 1.0 79.4 164.7 4400
70 NKI 70/25 521 70 80 95 25 1.0 54.7 113.4 4100
NKI 70/35 737 70 80 95 35 1.0 78.6 181.0 4000
75 NKI 75/25 641 75 85 105 25 1.0 71.7 126.5 3900
NKI 75/35 908 75 85 105 35 1.0 102.8 200.8 3800
80 NKI 80/25 677 80 90 110 25 1.0 74.9 136.0 3700
NKI 80/35 959 80 90 110 35 1.0 107.3 216.0 3600
85 NKI 85/26 743 85 95 115 26 1.0 79.5 149.4 3600
NKI 85/36 1040 85 95 115 36 1.0 112.0 232.4 3400
90 NKI 90/26 778 90 100 120 26 1.0 82.3 159.5 3500
NKI 90/36 1090 90 100 120 36 1.0 116.0 248.0 3300
95 NKI 95/26 816 95 105 125 26 1.0 83.6 164.8 3300
NKI 95/36 1145 95 105 125 36 1.0 117.9 256.4 3200
100 NKI 100/30 990 100 110 130 30 1.1 100.9 213.9 3100
NKI 100/40 1330 100 110 130 40 1.1 128.4 311.0 3000
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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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