| 扣環 | 截面 | 掛耳 | 孔徑 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 項目 | 標準牌號 | 單位 | 內徑 | 公差 | 厚度 | 公差 | 最大 | 值 | 值 |
| STW | inch | 2.854 | 2.812~2.872 | 0.098 | 0.096~0.098 | 0.283 | 0.335 | 0.118 | |
| STW | inch | 2.894 | 2.851~2.911 | 0.098 | 0.096~0.098 | 0.287 | 0.339 | 0.118 | |
| STW | inch | 2.933 | 2.890~2.951 | 0.098 | 0.096~0.098 | 0.291 | 0.339 | 0.118 | |
| STW | inch | 3.012 | 2.969~3.029 | 0.098 | 0.096~0.098 | 0.299 | 0.343 | 0.118 | |
| STW | inch | 3.13 | 3.087~3.148 | 0.118 | 0.115~0.118 | 0.307 | 0.343 | 0.138 | |
| STW | inch | 3.209 | 3.158~3.229 | 0.118 | 0.115~0.118 | 0.311 | 0.346 | 0.138 | |
| STW | inch | 3.248 | 3.197~3.269 | 0.118 | 0.115~0.118 | 0.315 | 0.346 | 0.138 | |
| STW | inch | 3.327 | 3.276~3.348 | 0.118 | 0.115~0.118 | 0.323 | 0.346 | 0.138 | |
| STW | inch | 3.406 | 3.355~3.426 | 0.118 | 0.115~0.118 | 0.331 | 0.354 | 0.138 | |
| STW | inch | 3.524 | 3.473~3.544 | 0.118 | 0.115~0.118 | 0.339 | 0.37 | 0.138 | |
| STW | inch | 3.602 | 3.552~3.623 | 0.118 | 0.115~0.118 | 0.346 | 0.37 | 0.138 | |
| STW | inch | 3.602 | 3.552~3.623 | 0.118 | 0.115~0.118 | 0.346 | 0.37 | 0.138 | |
| STW | inch | 3.72 | 3.670~3.741 | 0.118 | 0.115~0.118 | 0.354 | 0.378 | 0.138 | |
| STW | inch | 3.74 | 3.689~3.761 | 0.157 | 0.154~0.157 | 0.362 | 0.382 | 0.138 | |
| STW | inch | 3.858 | 3.808~3.879 | 0.157 | 0.154~0.157 | 0.39 | 0.39 | 0.138 | |