| أبعاد الحدود(mm) | التسميات | أي ما يعادل التسميات الأجنبية(لمعلوماتك) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| d | D | B | Fw | SKF | FAG | NSK | NTN | KOYO | TIMKEN | URB | |
| 100 | 140 | 40 | 113 | NNU4920 | NNU4920 | NNU4920 | |||||
| 120 | 165 | 45 | 134.5 | NNU4924 | NNU4924 | NNU4924 | |||||
| 120 | 180 | 52 | 135 | NNU3024X1 | |||||||
| 130 | 180 | 50 | 146 | NNU4926 | NNU4926 | NNU4926 | |||||
| 140 | 190 | 50 | 156 | NNU4928 | NNU4928 | NNU4928 | |||||
| 140 | 210 | 53 | 158 | NNU3028 | |||||||
| 150 | 225 | 60 | NNU3030X1 | ||||||||
| 200 | 310 | 109 | 234 | NNU4040 | |||||||
| 200 | 310 | 130 | 229 | NNU4940X2 | |||||||
| 220 | 300 | 80 | 245 | NNU4944 | NNU4944 | NNU4944 | |||||
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