| 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 | mm | 262 | 261.19~264 | 5 | 4.88~5 | 14 | 14.2 | 4 | |
| RTW | mm | 262 | 261.19~264 | 5 | 4.88~5 | 16 | 14.2 | 5 | |
| RTW | mm | 270 | 269.19~272 | 5 | 4.88~5 | 16 | 16.2 | 5 | |
| RTW | mm | 270 | 269.19~272 | 5 | 4.88~5 | 16 | 16.2 | 5 | |
| RTW | mm | 275 | 274.19~277 | 5 | 4.88~5 | 16 | 16.2 | 5 | |
| RTW | mm | 275 | 274.19~277 | 5 | 4.88~5 | 16 | 16.2 | 5 | |
| RTW | mm | 275 | 274.19~277 | 5 | 4.88~5 | 16 | 16.2 | 5 | |
| RTW | mm | 280 | 279.19~282 | 5 | 4.88~5 | 16 | 16.2 | 5 | |
| RTW | mm | 280 | 279.19~282 | 5 | 4.88~5 | 16 | 16.2 | 5 | |
| RTW | mm | 285 | 284.19~287 | 5 | 4.88~5 | 16 | 16.2 | 5 | |
| RTW | mm | 285 | 284.19~287 | 5 | 4.88~5 | 16 | 16.2 | 5 | |
| RTW | mm | 285 | 284.19~287 | 5 | 4.88~5 | 16 | 16.2 | 5 | |
| RTW | mm | 290 | 289.19~292 | 5 | 4.88~5 | 16 | 16.2 | 5 | |
| RTW | mm | 290 | 289.19~292 | 5 | 4.88~5 | 16 | 16.2 | 5 | |
| RTW | mm | 295 | 294.19~297 | 5 | 4.88~5 | 16 | 16.2 | 5 | |