NKIB-series
Model list for the NKIB-series needle roller bearings: bore, outer diameter and width with seal and clearance options. Open a model for full specs and verified equivalents.
15 models 12–70 mm bore range Full / partial / verify match grading
| Model | d (mm) | D (mm) | B (mm) | Seal | Clearance | Cross refs |
|---|---|---|---|---|---|---|
| NKIB5901 | 12 | 24 | 17.5 | open | CN | 0 |
| NKIB5902 | 15 | 28 | 20 | open | CN | 0 |
| NKIB5903 | 17 | 30 | 20 | open | CN | 0 |
| NKIB5904 | 20 | 37 | 25 | open | CN | 0 |
| NKIB59-22 | 22 | 39 | 25 | open | CN | 0 |
| NKIB5905 | 25 | 42 | 25 | open | CN | 0 |
| NKIB5906 | 30 | 47 | 25 | open | CN | 0 |
| NKIB5907 | 35 | 55 | 30 | open | CN | 0 |
| NKIB5908 | 40 | 62 | 34 | open | CN | 0 |
| NKIB5909 | 45 | 68 | 34 | open | CN | 0 |
| NKIB5910 | 50 | 72 | 34 | open | CN | 0 |
| NKIB5911 | 55 | 80 | 38 | open | CN | 0 |
| NKIB5912 | 60 | 85 | 38 | open | CN | 0 |
| NKIB5913 | 65 | 90 | 38 | open | CN | 0 |
| NKIB5914 | 70 | 100 | 45 | open | CN | 0 |