PRODUCT CATALOGUE
NK Series
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| Heavy Duty Needle Roller Bearings (NK Series) | |||||||
| Boundary dimensions (mm) | Basic load ratings (N) | Limiting speeds (rpm) | Mass (g) | Bearing Number | |||
| Fw | D | C | Cr | Cor | Oil | (Approx.) | |
| 10 | 17 | 12 | 4750 | 5350 | 23500 | 10 | NK10/12TN |
| 12 | 19 | 12 | 6050 | 6400 | 21640 | 11.8 | NK12/12 |
| 12 | 19 | 16 | 8200 | 9800 | 21640 | 16.8 | NK12/16 |
| 14 | 22 | 16 | 8260 | 9600 | 18322 | 20.8 | NK14/16 |
| 15 | 23 | 12 | 8600 | 10070 | 21004 | 18.5 | NK15/12 |
| 16 | 24 | 16 | 9030 | 11900 | 15522 | 20.8 | NK16/16 |
| 16 | 24 | 20 | 10400 | 16800 | 15522 | 23.9 | NK16/20 |
| 17 | 25 | 16 | 9000 | 13500 | 14163 | 21.5 | NK17/16 |
| 18 | 26 | 20 | 10500 | 13800 | 13628 | 30.5 | NK18/20 |
| 20 | 28 | 16 | 11500 | 13400 | 12716 | 25.7 | NK20/16 |
| 20 | 28 | 20 | 12400 | 21800 | 12716 | 29.3 | NK20/20 |
| 20 | 26 | 16 | 9600 | 10800 | 9125 | 20.8 | NK202616 |
| 20 | 26 | 20 | 10500 | 11900 | 9125 | 17.2 | NK202620 |
| 20 | 33 | 12 | 13000 | 17500 | 11124 | 29.1 | NK203312SX |
| 22 | 30 | 16 | 13500 | 18000 | 11527 | 29.2 | NK22/16 |
| 25 | 33 | 16 | 12900 | 20400 | 15000 | 30 | NK25/16 |
| 26 | 34 | 20 | 17000 | 30000 | 16300 | 40 | NK25/20 |
| 26 | 34 | 16 | 15000 | 23000 | 16300 | 30 | NK26/16 |
| 30 | 40 | 20 | 20600 | 32000 | 12066 | 57.9 | NK30/20 |
| 30 | 40 | 30 | 31500 | 50000 | 14500 | 95 | NK30/30 |
| 32 | 42 | 20 | 17500 | 33500 | 12066 | 75.4 | NK32/20 |
| 35 | 45 | 20 | 13851 | 26900 | 12000 | 70 | NK35/20 |
| 40 | 50 | 20 | 19600 | 43000 | 8881 | 78.9 | NK40/20 |
| 40 | 50 | 30 | 22200 | 513500 | 8881 | 120 | NK40/30 |
| 42 | 52 | 20 | 23900 | 45000 | 10000 | 83 | NK42/20 |
| 42 | 52 | 30 | 27000 | 49000 | 10000 | 125 | NK42/30 |
| 43 | 63 | 20 | 25700 | 75000 | 10000 | 84 | NK43/20 |
| 43 | 53 | 30 | 39000 | 75000 | 10000 | 126 | NK43/30 |
| 45 | 55 | 20 | 19800 | 46500 | 7650 | 81.5 | NK45/20 |
| 5 | 10 | 10 | 2100 | 1400 | 36780 | 2.9 | NK5/10TN |
| 50 | 62 | 25 | 28000 | 67000 | 8140 | 167 | NK50/25 |
| 50 | 62 | 35 | 32000 | 70100 | 8140 | 236 | NK50/35 |
| 55 | 68 | 25 | 30600 | 60800 | 7625 | 167 | NK55/25 |
| 60 | 72 | 25 | 39000 | 86000 | 7000 | 154 | NK60/25 |
| 8 | 15 | 12 | 3050 | 3650 | 29112 | 8.3 | NK8/12TN |
