| 扣環 | 截面 | 掛耳 | 孔徑 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 項目 | 標準牌號 | 單位 | 外徑 | 公差 | 厚度 | 公差 | 最大 | 值 | 值 |
| RTW | inch | 2.252 | 2.237~2.287 | 0.079 | 0.076~0.078 | 0.193 | 0.264 | 0.098 | |
| RTW | inch | 2.291 | 2.276~2.326 | 0.079 | 0.076~0.078 | 0.197 | 0.264 | 0.098 | |
| RTW | inch | 2.331 | 2.316~2.366 | 0.079 | 0.076~0.078 | 0.197 | 0.268 | 0.098 | |
| RTW | inch | 2.37 | 2.355~2.405 | 0.079 | 0.076~0.078 | 0.201 | 0.268 | 0.098 | |
| RTW | inch | 2.409 | 2.395~2.444 | 0.079 | 0.076~0.078 | 0.201 | 0.268 | 0.098 | |
| RTW | inch | 2.449 | 2.434~2.484 | 0.079 | 0.076~0.078 | 0.205 | 0.272 | 0.098 | |
| RTW | inch | 2.528 | 2.513~2.562 | 0.079 | 0.076~0.078 | 0.213 | 0.287 | 0.098 | |
| RTW | inch | 2.606 | 2.591~2.641 | 0.079 | 0.076~0.078 | 0.217 | 0.287 | 0.098 | |
| RTW | inch | 2.646 | 2.631~2.681 | 0.079 | 0.076~0.078 | 0.22 | 0.287 | 0.098 | |
| RTW | inch | 2.685 | 2.670~2.720 | 0.079 | 0.076~0.078 | 0.224 | 0.291 | 0.098 | |
| RTW | inch | 2.724 | 2.710~2.759 | 0.098 | 0.096~0.098 | 0.228 | 0.299 | 0.118 | |
| RTW | inch | 2.815 | 2.800~2.850 | 0.098 | 0.096~0.098 | 0.236 | 0.303 | 0.118 | |
| RTW | inch | 2.854 | 2.839~2.889 | 0.098 | 0.096~0.098 | 0.24 | 0.307 | 0.118 | |
| RTW | inch | 2.933 | 2.918~2.968 | 0.098 | 0.096~0.098 | 0.244 | 0.307 | 0.118 | |
| RTW | inch | 3.012 | 2.997~3.047 | 0.098 | 0.096~0.098 | 0.252 | 0.307 | 0.118 | |