| 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 | 公差 | 最小 | 公差 | 值 | 值 | 公差 |
| RTW | inch | 5.076 | 5.011~5.141 | 0.109 | 0.106~0.112 | 0.405 | ±0.009 | 0.183 | ±0.009 | 0.405 | 0.156 | +0.020,-0.005 | |
| RTW | inch | 5.213 | 5.148~5.278 | 0.109 | 0.106~0.112 | 0.37 | ±0.009 | 0.183 | ±0.009 | 0.405 | 0.156 | +0.020,-0.005 | |
| RTW | inch | 5.485 | 5.420~5.550 | 0.109 | 0.106~0.112 | 0.39 | ±0.009 | 0.186 | ±0.009 | 0.435 | 0.156 | +0.020,-0.005 | |
| RTW | inch | 5.77 | 5.705~5.835 | 0.125 | 0.121~0.129 | 0.435 | ±0.009 | 0.198 | ±0.009 | 0.435 | 0.156 | +0.020,-0.005 | |
| RTW | inch | 5.91 | 5.845~5.975 | 0.125 | 0.121~0.129 | 0.408 | ±0.009 | 0.198 | ±0.009 | 0.455 | 0.156 | +0.020,-0.005 | |
| RTW | inch | 6.066 | 6.001~6.131 | 0.125 | 0.121~0.129 | 0.435 | ±0.009 | 0.198 | ±0.009 | 0.435 | 0.156 | +0.020,-0.005 | |
| RTW | inch | 6.336 | 6.271~6.401 | 0.125 | 0.121~0.129 | 0.435 | ±0.009 | 0.198 | ±0.009 | 0.435 | 0.156 | +0.020,-0.005 | |
| RTW | inch | 6.62 | 6.555~6.685 | 0.125 | 0.121~0.129 | 0.435 | ±0.009 | 0.198 | ±0.009 | 0.435 | 0.156 | +0.020,-0.005 | |
| RTW | inch | 6.895 | 6.815~6.975 | 0.156 | 0.151~0.161 | 0.485 | ±0.009 | 0.211 | ±0.009 | 0.485 | 0.187 | +0.020,-0.005 | |
| RTW | inch | 7.17 | 7.090~7.250 | 0.156 | 0.151~0.161 | 0.438 | ±0.009 | 0.219 | ±0.009 | 0.485 | 0.187 | +0.020,-0.005 | |
| RTW | inch | 7.308 | 7.228~7.388 | 0.156 | 0.151~0.161 | 0.485 | ±0.009 | 0.221 | ±0.009 | 0.485 | 0.187 | +0.020,-0.005 | |
| RTW | inch | 7.445 | 7.365~7.525 | 0.156 | 0.151~0.161 | 0.456 | ±0.009 | 0.224 | ±0.009 | 0.53 | 0.187 | +0.020,-0.005 | |
| RTW | inch | 7.72 | 7.640~7.800 | 0.156 | 0.151~0.161 | 0.515 | ±0.009 | 0.232 | ±0.009 | 0.515 | 0.187 | +0.020,-0.005 | |
| RTW | inch | 7.995 | 7.905~8.085 | 0.187 | 0.182~0.192 | 0.545 | ±0.010 | 0.238 | ±0.010 | 0.545 | 0.187 | +0.020,-0.005 | |
| RTW | inch | 8.27 | 8.180~8.360 | 0.187 | 0.182~0.192 | 0.507 | ±0.010 | 0.247 | ±0.010 | 0.56 | 0.187 | +0.020,-0.005 | |