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Needle Roller Bearings without Inner Ring

NK ϵ

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S ̖ ߴ ~d OD
Shaft Designation Mass Dimensions Basic Load Ratings Limiting
Diameter Fw D C r   Cr o  Cor Speed
Dynamic Static
mm g min. kN kN rpm
5 NK 5/10TN 3.1 5 10 10 0.15 2.50 2.00 37000
NK 5/12TN 3.7 5 10 12 0.15 3.05 2.99 37000
6 NK 6/10TN 4.7 6 12 10 0.15 2.33 2.20 33000
6 NK 6/12TN 5.7 6 12 12 0.15 3.30 3.45 33000
7 NK 7/10TN 6.9 7 14 10 0.3 3.33 3.15 31000
NK 7/12TN 8.2 7 14 12 0.3 4.19 4.24 31000
8 NK 8/12TN 8.7 8 15 12 0.3 4.10 4.30 29000
NK 8/16TN 12.0 8 15 16 0.3 4.90 5.40 29000
9 NK 9/12TN 10.3 9 16 12 0.3 4.75 5.30 28000
10 NK 10/12 10.0 10 17 12 0.3 5.01 5.82 27000
NK 10/16 13.0 10 17 16 0.3 6.51 8.12 27000
12 NK 12/12 12.0 12 19 12 0.3 6.40 7.10 25000
NK 12/16 16.0 12 19 16 0.3 9.10 11.00 25000
14 NK 14/16 14.0 14 22 16 0.3 11.00 12.50 23000
NK 14/20 18.0 14 22 20 0.3 13.90 17.00 23000
15 NK 15/16 22.0 15 23 16 0.3 10.90 12.70 20000
NK 15/20 27.0 15 23 20 0.3 13.80 17.20 20000
16 NK 16/16 22.0 16 24 16 0.3 11.30 13.80 19000
NK 16/20 28.0 16 24 20 0.3 14.60 18.80 19000
17 NK 17/16 24.0 17 25 16 0.3 12.10 15.00 18000
NK 17/20 30.0 17 25 20 0.3 14.40 20.40 17000
18 NK 18/16 25.0 18 26 16 0.3 12.70 16.20 17000
NK 18/20 31.0 18 26 20 0.3 16.10 22.00 17000
19 NK 19/16 26.0 19 27 16 0.3 13.80 18.50 16000
NK 19/20 32.0 19 27 20 0.3 17.60 25.10 16000
20 NK 20/16 27.0 20 28 16 0.3 13.80 18.60 15000
NK 20/20 34.0 20 28 20 0.3 17.40 25.20 15000
21 NK 21/16 29.0 21 29 16 0.3 14.30 19.80 14000
NK 21/20 36.0 21 29 20 0.3 18.10 26.90 14000
22 NK 22/16 30.0 22 30 16 0.3 14.70 21.00 14000
NK 22/20 37.0 22 30 20 0.3 18.70 28.50 14000
24 NK 24/16 32.0 24 32 16 0.3 15.10 22.30 13000
NK 24/20 40.0 24 32 20 0.3 19.30 30.30 13000
25 NK 25/16 32.0 25 33 16 0.3 15.60 23.50 12000
NK 25/20 42.0 25 33 20 0.3 19.80 31.90 12000
26 NK 26/16 34.0 26 34 16 0.3 16.10 24.70 12000
NK 26/20 42.0 26 34 20 0.3 20.40 33.50 12000
28 NK 28/20 52.0 28 37 20 0.3 22.30 33.80 11000
NK 28/30 82.0 28 37 30 0.3 33.70 57.70 11000
29 NK 29/20 54.0 29 38 20 0.3 22.10 33.90 10000
NK 29/30 84.0 29 38 30 0.3 33.50 57.90 10000
30 NK 30/20 65.0 30 40 20 0.3 33.50 57.90 10000
NK 30/30 98.0 30 40 30 0.3 34.70 61.00 10000
32 NK 32/20 68.0 32 42 20 0.3 23.50 37.70 10000
NK 32/30 102.0 32 42 30 0.3 35.60 64.30 9500
35 NK 35/20 74.0 35 45 20 0.3 24.80 41.40 9000
NK 35/30 112.0 35 45 30 0.3 37.50 70.60 9000
37 NK 37/20 77.0 37 47 20 0.3 25.30 43.30 8500
NK 37/30 113.0 37 47 30 0.3 38.30 73.90 8500
38 NK 38/20 79.0 38 48 20 0.3 25.90 45.10 8500
NK 38/30 116.0 38 48 30 0.3 39.20 77.00 8000
40 NK 40/20 83.0 40 50 20 0.3 26.40 47.10 8000
NK 40/30 125.0 40 50 30 0.3 43.80 80.20 8000
42 NK 42/20 85.0 42 52 20 0.3 26.80 49.00 8000
NK 42/30 127.0 42 52 30 0.3 40.70 83.50 8000
43 NK 43/20 87.0 43 53 20 0.3 27.50 50.80 8000
NK 43/30 130.0 43 53 30 0.3 41.60 86.60 8000
45 NK 45/20 91.0 45 55 20 0.3 28.00 52.70 7500
NK 45/30 139.0 45 55 30 0.3 42.40 89.80 7000
47 NK 47/20 95.0 47 57 20 0.3 29.20 56.40 7500
NK 47/30 144.0 47 57 30 0.3 44.20 96.10 7000
50 NK 50/25 158.0 50 62 25 0.6 40.60 79.40 6500
NK 50/35 221.0 50 62 35 0.6 55.90 119.50 6500
55 NK 55/25 180.0 55 68 25 0.6 43.70 81.70 6000
NK 55/35 250.0 55 68 35 0.6 61.80 127.70 6000
60 NK 60/25 185.0 60 72 25 0.6 43.10 90.70 5500
NK 60/35 258.0 60 72 35 0.6 60.90 141.60 5500
65 NK 65/25 221.0 65 78 25 0.6 47.00 94.40 5500
NK 65/35 310.0 65 78 35 0.6 66.50 147.50 5500
68 NK 68/25 227.0 68 82 25 0.6 48.60 100.60 5500
NK 68/35 316.0 68 82 35 0.6 68.80 157.10 5500
70 NK 70/25 260.0 70 85 25 0.6 50.10 96.70 5000
NK 70/35 370.0 70 85 35 0.6 72.10 154.50 5000
73 NK 73/25 293.0 73 90 25 1.0 54.20 100.80 4800
NK 73/35 403.0 73 90 35 1.0 79.40 164.70 4600
75 NK 75/25 315.0 75 92 25 1.0 55.30 104.30 4800
NK 75/35 445.0 75 92 35 1.0 80.90 170.30 4600
80 NK 80/25 301.0 80 95 25 1.0 54.70 113.40 4400
NK 80/35 425.0 80 95 35 1.0 78.60 181.00 4300
85 NK 85/25 425.0 85 105 25 1.0 71.70 126.50 4200
NK 85/35 600.0 85 105 35 1.0 102.80 200.80 4000
90 NK 90/25 450.0 90 110 25 1.0 74.90 136.00 4000
NK 90/35 630.0 90 110 35 1.0 107.30 216.00 3800
95 NK 95/26 490.0 95 115 26 1.0 79.50 149.40 3900
NK 95/36 680.0 95 115 36 1.0 112.00 232.40 3700
100 NK 100/26 515.0 100 120 26 1.0 82.30 159.50 3700
NK 100/36 715.0 100 120 36 1.0 116.00 248.00 3500
105 NK 105/26 557.0 105 125 26 1.0 83.60 164.80 3700
NK 105/36 769.0 105 125 36 1.0 117.90 256.40 3500
110 NK 110/30 650.0 110 130 30 1.1 100.90 213.90 3300
NK 110/40 830.0 110 130 40 1.1 128.40 311.00 3100
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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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