| 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 | 1.236 | 1.227~1.246 | 0.047 | 0.045~0.049 | 0.118 | 0.181 | 0.079 | |
| RTW | inch | 1.264 | 1.254~1.273 | 0.047 | 0.045~0.049 | 0.118 | 0.185 | 0.079 | |
| RTW | inch | 1.295 | 1.286~1.305 | 0.047 | 0.045~0.049 | 0.128 | 0.197 | 0.098 | |
| RTW | inch | 1.354 | 1.345~1.364 | 0.047 | 0.045~0.049 | 0.138 | 0.205 | 0.098 | |
| RTW | inch | 1.398 | 1.388~1.407 | 0.047 | 0.045~0.049 | 0.15 | 0.165 | 0.079 | |
| RTW | inch | 1.437 | 1.428~1.446 | 0.059 | 0.057~0.061 | 0.138 | 0.205 | 0.098 | |
| RTW | inch | 1.488 | 1.479~1.498 | 0.059 | 0.057~0.061 | 0.138 | 0.205 | 0.098 | |
| RTW | inch | 1.528 | 1.518~1.537 | 0.059 | 0.057~0.061 | 0.138 | 0.205 | 0.098 | |
| RTW | inch | 1.567 | 1.558~1.576 | 0.059 | 0.057~0.061 | 0.138 | 0.205 | 0.098 | |
| RTW | inch | 1.606 | 1.597~1.616 | 0.059 | 0.057~0.061 | 0.157 | 0.209 | 0.098 | |
| RTW | inch | 1.654 | 1.638~1.669 | 0.069 | 0.067~0.071 | 0.157 | 0.213 | 0.098 | |
| RTW | inch | 1.713 | 1.697~1.728 | 0.069 | 0.067~0.071 | 0.157 | 0.224 | 0.098 | |
| RTW | inch | 1.791 | 1.776~1.807 | 0.069 | 0.067~0.071 | 0.157 | 0.228 | 0.098 | |
| RTW | inch | 1.831 | 1.815~1.846 | 0.069 | 0.067~0.071 | 0.169 | 0.236 | 0.098 | |
| RTW | inch | 1.909 | 1.894~1.925 | 0.069 | 0.067~0.071 | 0.177 | 0.232 | 0.098 | |