| Boundary dimensions(mm) | Basic load ratings(N) | Limiting speeds(rpm) | Mass(g) | Bearing No. | ||||
| d | Fw | D | B | Cr | Cor | Oil | (Approx.) | |
| 12 | 18 | 30 | 16 | 16000 | 17000 | 20000 | 58 | NKIS12 | 15 | 22 | 35 | 20 | 23500 | 24000 | 17000 | 90 | NKIS15 |
| 20 | 28 | 42 | 20 | 16500 | 35500 | 14000 | 119 | NKIS20 | 25 | 32 | 47 | 22 | 32000 | 55000 | 12500 | 160 | NKIS25 |
| 35 | 43 | 58 | 22 | 33000 | 56000 | 9500 | 210 | NKIS35 | 45 | 55 | 72 | 22 | 43000 | 71000 | 7500 | 306 | NKIS45 |
| 50 | 60 | 80 | 28 | 60000 | 95000 | 7200 | 510 | NKIS50 | 60 | 70 | 90 | 28 | 65000 | 110000 | 6300 | 550 | NKIS60 |
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