nao-series
Model list for the nao-series needle roller bearings: bore, outer diameter and width with seal and clearance options. Open a model for full specs and verified equivalents.
24 models 6–90 mm bore range Full / partial / verify match grading
| Model | d (mm) | D (mm) | B (mm) | Seal | Clearance | Cross refs |
|---|---|---|---|---|---|---|
| NAO6X17X10-TV-IS1-XL | 6 | 17 | 10 | open | CN | 1 |
| NAO9X22X12-TV-XL | 9 | 22 | 12 | open | CN | 1 |
| NAO12X24X13-XL | 12 | 24 | 13 | open | CN | 1 |
| NAO12X28X12-IS1-XL | 12 | 28 | 12 | open | CN | 1 |
| NAO15X28X13-XL | 15 | 28 | 13 | open | CN | 1 |
| NAO15X32X12-IS1-XL | 15 | 32 | 12 | open | CN | 1 |
| NAO17X30X13-XL | 17 | 30 | 13 | open | CN | 1 |
| NAO17X35X16-XL | 17 | 35 | 16 | open | CN | 1 |
| NAO20X35X17-XL | 20 | 35 | 17 | open | CN | 1 |
| NAO20X37X16-XL | 20 | 37 | 16 | open | CN | 1 |
| NAO25X40X17-XL | 25 | 40 | 17 | open | CN | 1 |
| NAO25X42X16-IS1-XL | 25 | 42 | 16 | open | CN | 1 |
| NAO25X42X32-ZW-ASR1-XL | 25 | 42 | 32 | open | CN | 1 |
| NAO30X45X17-XL | 30 | 45 | 17 | open | CN | 1 |
| NAO30X45X26-ZW-ASR1-XL | 30 | 45 | 26 | open | CN | 1 |
| NAO30X47X16-XL | 30 | 47 | 16 | open | CN | 1 |
| NAO30X47X18-XL | 30 | 47 | 18 | open | CN | 1 |
| NAO35X50X17-XL | 35 | 50 | 17 | open | CN | 1 |
| NAO35X55X20-XL | 35 | 55 | 20 | open | CN | 1 |
| NAO40X55X17-XL | 40 | 55 | 17 | open | CN | 1 |
| NAO50X68X20-IS1-XL | 50 | 68 | 20 | open | CN | 1 |
| NAO70X100X30-XL | 70 | 100 | 30 | open | CN | 1 |
| NAO80X110X30-XL | 80 | 110 | 30 | open | CN | 1 |
| NAO90X120X30-XL | 90 | 120 | 30 | open | CN | 1 |