| 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 | 最小 | 值 | 值 |
| STW | mm | 63.1 | 62.35~63.6 | 2 | 1.92~2.08 | 6.2 | 3.3 | 6.8 | 3.1 | |
| STW | mm | 64.6 | 63.85~65.1 | 2.4 | 2.32~2.48 | 6.3 | 3.3 | 7.8 | 3.1 | |
| STW | mm | 66.6 | 65.85~67.1 | 2.4 | 2.32~2.48 | 6.4 | 3.3 | 7.8 | 3.1 | |
| STW | mm | 69 | 68.25~69.5 | 2.4 | 2.32~2.48 | 6.6 | 3.4 | 7.8 | 3.1 | |
| STW | mm | 72 | 71.25~72.5 | 2.4 | 2.32~2.48 | 6.6 | 3.4 | 7.8 | 3.1 | |
| STW | mm | 74.2 | 73.45~74.7 | 2.4 | 2.32~2.48 | 7 | 3.6 | 7.8 | 3.1 | |
| STW | mm | 76.4 | 75.65~76.9 | 2.4 | 2.32~2.48 | 7.1 | 3.7 | 7.8 | 3.1 | |
| STW | mm | 78.6 | 77.85~79.1 | 2.4 | 2.32~2.48 | 7.3 | 3.8 | 7.8 | 3.1 | |
| STW | mm | 81.4 | 80.65~81.9 | 2.8 | 2.72~2.88 | 7.5 | 3.9 | 8.4 | 3.1 | |
| STW | mm | 83.2 | 82.45~83.7 | 2.8 | 2.72~2.88 | 7.5 | 3.9 | 8.4 | 3.1 | |
| STW | mm | 88.1 | 87.35~88.6 | 2.8 | 2.72~2.88 | 7.9 | 4.1 | 8.4 | 3.1 | |
| STW | mm | 92.5 | 91.75~93 | 2.8 | 2.72~2.88 | 8 | 4.1 | 8.7 | 3.1 | |
| STW | inch | 0.142 | 0.138~0.143 | 0.01 | 0.008~0.011 | 0.026 | 0.016 | 0.053 | 0.024 | |
| STW | inch | 0.179 | 0.176~0.181 | 0.016 | 0.014~0.018 | 0.026 | 0.016 | 0.055 | 0.024 | |
| STW | inch | 0.215 | 0.211~0.216 | 0.016 | 0.014~0.018 | 0.03 | 0.02 | 0.055 | 0.024 | |