| 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 | inch | 1.567 | 1.558~1.586 | 0.059 | 0.057~0.059 | 0.142 | 0.217 | 0.098 | |
| RTW | inch | 1.606 | 1.597~1.625 | 0.059 | 0.057~0.059 | 0.146 | 0.217 | 0.098 | |
| RTW | inch | 1.654 | 1.639~1.688 | 0.059 | 0.057~0.059 | 0.15 | 0.22 | 0.098 | |
| RTW | inch | 1.713 | 1.698~1.748 | 0.069 | 0.067~0.068 | 0.154 | 0.228 | 0.098 | |
| RTW | inch | 1.752 | 1.737~1.787 | 0.069 | 0.067~0.068 | 0.157 | 0.232 | 0.098 | |
| RTW | inch | 1.791 | 1.776~1.826 | 0.069 | 0.067~0.068 | 0.161 | 0.232 | 0.098 | |
| RTW | inch | 1.831 | 1.816~1.866 | 0.069 | 0.067~0.068 | 0.165 | 0.232 | 0.098 | |
| RTW | inch | 1.87 | 1.855~1.905 | 0.069 | 0.067~0.068 | 0.165 | 0.236 | 0.098 | |
| RTW | inch | 1.909 | 1.895~1.944 | 0.069 | 0.067~0.068 | 0.169 | 0.244 | 0.098 | |
| RTW | inch | 1.949 | 1.934~1.984 | 0.069 | 0.067~0.068 | 0.173 | 0.248 | 0.098 | |
| RTW | inch | 1.988 | 1.973~2.023 | 0.069 | 0.067~0.068 | 0.173 | 0.252 | 0.098 | |
| RTW | inch | 2.028 | 2.013~2.062 | 0.069 | 0.067~0.068 | 0.177 | 0.252 | 0.098 | |
| RTW | inch | 2.134 | 2.119~2.169 | 0.079 | 0.076~0.078 | 0.181 | 0.256 | 0.098 | |
| RTW | inch | 2.173 | 2.158~2.208 | 0.079 | 0.076~0.078 | 0.185 | 0.256 | 0.098 | |
| RTW | inch | 2.213 | 2.198~2.248 | 0.079 | 0.076~0.078 | 0.185 | 0.264 | 0.098 | |