NA8 Internal Retaining Rings
ASME B 18.27.3 (T5) - 1998 (R2017) NA8 鞍型孔用挡圈
See all versions and complete specifications: NA8 Internal Retaining Rings — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1/2 | NA8-77 | 0.062 | 0.065 | 0.042 | 0.044 | 0.859 | 0.869 | 0.073 | 0.081 | 0.849 | 0.040 |
| 1/4 | NA8-31 | 0.031 | 0.030 | 0.015 | 0.017 | 0.346 | 0.356 | 0.036 | 0.042 | 0.336 | 0.013 |
| 3/8 | NA8-50 | 0.047 | 0.056 | 0.035 | 0.037 | 0.548 | 0.558 | 0.063 | 0.070 | 0.538 | 0.033 |
| 5/16 | NA8-43 | 0.041 | 0.041 | 0.025 |
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| 0.027 |
| 0.482 |
| 0.492 |
| 0.047 |
| 0.053 |
| 0.472 |
| 0.023 |
| 7/16 | NA8-56 | 0.047 | 0.056 | 0.035 | 0.037 | 0.620 | 0.630 | 0.063 | 0.070 | 0.610 | 0.033 |
| 29/64 | NA8-68 | 0.062 | 0.056 | 0.035 | 0.037 | 0.763 | 0.773 | 0.063 | 0.070 | 0.753 | 0.033 |
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