| 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 | inch | 1.561 | 1.542~1.574 | 0.063 | 0.060~0.066 | 0.185 | 0.098 | 0.236 | 0.122 | |
| STW | inch | 1.638 | 1.619~1.651 | 0.063 | 0.060~0.066 | 0.189 | 0.102 | 0.236 | 0.122 | |
| STW | inch | 1.675 | 1.656~1.688 | 0.063 | 0.060~0.066 | 0.193 | 0.102 | 0.236 | 0.122 | |
| STW | inch | 1.748 | 1.729~1.761 | 0.063 | 0.060~0.066 | 0.197 | 0.102 | 0.244 | 0.122 | |
| STW | inch | 1.819 | 1.800~1.832 | 0.063 | 0.060~0.066 | 0.201 | 0.106 | 0.244 | 0.122 | |
| STW | inch | 1.965 | 1.939~1.978 | 0.079 | 0.076~0.081 | 0.213 | 0.114 | 0.268 | 0.122 | |
| STW | inch | 1.992 | 1.967~2.005 | 0.079 | 0.076~0.081 | 0.213 | 0.114 | 0.268 | 0.122 | |
| STW | inch | 2.083 | 2.058~2.096 | 0.079 | 0.076~0.081 | 0.22 | 0.118 | 0.268 | 0.122 | |
| STW | inch | 2.11 | 2.085~2.124 | 0.079 | 0.076~0.081 | 0.22 | 0.118 | 0.268 | 0.122 | |
| STW | inch | 2.197 | 2.172~2.210 | 0.079 | 0.076~0.081 | 0.224 | 0.118 | 0.268 | 0.122 | |
| STW | inch | 2.256 | 2.231~2.269 | 0.079 | 0.076~0.081 | 0.228 | 0.118 | 0.268 | 0.122 | |
| STW | inch | 2.378 | 2.349~2.397 | 0.079 | 0.076~0.081 | 0.236 | 0.122 | 0.268 | 0.122 | |
| STW | inch | 2.484 | 2.455~2.503 | 0.079 | 0.076~0.081 | 0.244 | 0.13 | 0.268 | 0.122 | |
| STW | inch | 2.543 | 2.514~2.562 | 0.094 | 0.092~0.097 | 0.248 | 0.13 | 0.307 | 0.122 | |
| STW | inch | 2.622 | 2.593~2.641 | 0.094 | 0.092~0.097 | 0.252 | 0.13 | 0.307 | 0.122 | |