| 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 | 最小 | 值 | 值 |
| RTW | mm | 202.7 | 200.4~205 | 4.8 | 4.68~4.92 | 12.4 | 6 | 14.2 | 4.6 | |
| RTW | mm | 207.7 | 205.4~210 | 4.8 | 4.68~4.92 | 12.9 | 6.3 | 14.2 | 4.6 | |
| RTW | mm | 217.8 | 215.5~220.1 | 4.8 | 4.68~4.92 | 13.3 | 6.5 | 14.2 | 4.6 | |
| RTW | mm | 230.3 | 228~232.6 | 4.8 | 4.68~4.92 | 14.2 | 6.9 | 15.2 | 4.6 | |
| RTW | mm | 240.5 | 238.2~242.8 | 4.8 | 4.68~4.92 | 15 | 7.3 | 16.8 | 4.6 | |
| RTW | mm | 251.4 | 249.1~253.7 | 4.8 | 4.68~4.92 | 15.5 | 7.5 | 16.8 | 4.6 | |
| RTW | mm | 262.3 | 260~264.6 | 4.8 | 4.68~4.92 | 16.3 | 7.7 | 18.7 | 4.6 | |
| RTW | mm | 273.3 | 271~275.6 | 4.8 | 4.68~4.92 | 16.7 | 7.8 | 18.7 | 4.6 | |
| RTW | inch | 0.346 | 0.342~0.356 | 0.346 | 0.014~0.018 | 0.033 | 0.018 | 0.067 | 0.031 | |
| RTW | inch | 0.394 | 0.389~0.403 | 0.394 | 0.022~0.025 | 0.049 | 0.026 | 0.083 | 0.039 | |
| RTW | inch | 0.437 | 0.432~0.446 | 0.437 | 0.022~0.025 | 0.051 | 0.028 | 0.083 | 0.039 | |
| RTW | inch | 0.48 | 0.476~0.490 | 0.48 | 0.022~0.025 | 0.051 | 0.028 | 0.098 | 0.039 | |
| RTW | inch | 0.524 | 0.519~0.533 | 0.524 | 0.022~0.025 | 0.053 | 0.03 | 0.098 | 0.039 | |
| RTW | inch | 0.561 | 0.556~0.570 | 0.561 | 0.034~0.037 | 0.053 | 0.035 | 0.114 | 0.047 | |
| RTW | inch | 0.608 | 0.604~0.618 | 0.608 | 0.034~0.037 | 0.063 | 0.035 | 0.13 | 0.047 | |