| 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 | 38.8 | 38.55~39.05 | 1.5 | 1.44~1.56 | 3.5 | 5.2 | 2.5 | |
| RTW | mm | 39.8 | 39.55~40.05 | 1.5 | 1.44~1.56 | 3.5 | 5.2 | 2.5 | |
| RTW | mm | 40.8 | 40.55~41.05 | 1.5 | 1.44~1.56 | 4 | 5.3 | 2.5 | |
| RTW | mm | 42 | 41.6~42.4 | 1.75 | 1.68~1.82 | 4 | 5.4 | 2.5 | |
| RTW | mm | 43.5 | 43.1~43.9 | 1.75 | 1.68~1.82 | 4 | 5.7 | 2.5 | |
| RTW | mm | 45.5 | 45.1~45.9 | 1.75 | 1.68~1.82 | 4 | 5.8 | 2.5 | |
| RTW | mm | 46.5 | 46.1~46.9 | 1.75 | 1.68~1.82 | 4.3 | 6 | 2.5 | |
| RTW | mm | 48.5 | 48.1~48.9 | 1.75 | 1.68~1.82 | 4.5 | 5.9 | 2.5 | |
| RTW | mm | 49.7 | 49.25~50.15 | 1.75 | 1.68~1.82 | 5 | 6.1 | 2.5 | |
| RTW | mm | 50.5 | 50.05~50.95 | 1.75 | 1.68~1.82 | 4.5 | 6.1 | 2.5 | |
| RTW | mm | 51.5 | 51.05~51.95 | 1.75 | 1.68~1.82 | 4.5 | 6.2 | 2.5 | |
| RTW | mm | 54.2 | 53.75~54.65 | 2 | 1.93~2.07 | 4.5 | 6.5 | 2.5 | |
| RTW | mm | 56.2 | 55.75~56.65 | 2 | 1.93~2.07 | 5.1 | 6.5 | 2.5 | |
| RTW | mm | 59.2 | 58.75~59.65 | 2 | 1.93~2.07 | 5.1 | 6.5 | 2.5 | |
| RTW | mm | 60.2 | 59.75~60.65 | 2 | 1.93~2.07 | 5.1 | 6.6 | 2.5 | |