| 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 | mm | 7.11 | 6.86~7.36 | 0.38 | 0.34~0.43 | 0.64 | ±0.050 | 0.38 | ±0.050 | 1.65 | 0.79 | +0.254,-0.050 | |
| RTW | mm | 8.79 | 8.54~9.04 | 0.38 | 0.34~0.43 | 0.84 | ±0.050 | 0.46 | ±0.050 | 1.68 | 0.79 | +0.254,-0.050 | |
| RTW | mm | 10.54 | 10.29~10.79 | 0.64 | 0.59~0.68 | 1.02 | ±0.076 | 0.71 | ±0.076 | 2.08 | 1.04 | +0.254,-0.050 | |
| RTW | mm | 12.24 | 11.99~12.49 | 0.64 | 0.59~0.68 | 1.24 | ±0.076 | 0.74 | ±0.076 | 2.49 | 1.04 | +0.254,-0.050 | |
| RTW | mm | 12.65 | 12.40~12.90 | 0.64 | 0.59~0.68 | 1.27 | ±0.076 | 0.76 | ±0.076 | 2.49 | 1.19 | +0.254,-0.050 | |
| RTW | mm | 13.92 | 13.67~14.17 | 0.89 | 0.84~0.93 | 1.35 | ±0.101 | 0.89 | ±0.101 | 2.9 | 1.19 | +0.254,-0.050 | |
| RTW | mm | 14.22 | 13.97~14.47 | 0.89 | 0.84~0.93 | 1.35 | ±0.101 | 0.89 | ±0.101 | 2.9 | 1.19 | +0.254,-0.050 | |
| RTW | mm | 15.75 | 15.50~16.00 | 0.89 | 0.84~0.93 | 1.35 | ±0.101 | 0.89 | ±0.101 | 3.35 | 1.19 | +0.254,-0.050 | |
| RTW | mm | 17.63 | 17.38~17.88 | 0.89 | 0.84~0.93 | 1.52 | ±0.101 | 0.89 | ±0.101 | 3.35 | 1.57 | +0.254,-0.050 | |
| RTW | mm | 19.38 | 19.13~19.63 | 0.89 | 0.84~0.93 | 1.6 | ±0.101 | 0.91 | ±0.101 | 3.35 | 1.57 | +0.254,-0.050 | |
| RTW | mm | 21.11 | 20.86~21.36 | 0.89 | 0.84~0.93 | 1.78 | ±0.101 | 1.02 | ±0.101 | 3.61 | 1.57 | +0.254,-0.050 | |
| RTW | mm | 21.82 | 21.57~22.07 | 1.07 | 1.02~1.11 | 1.88 | ±0.127 | 1.12 | ±0.127 | 3.71 | 1.57 | +0.254,-0.050 | |
| RTW | mm | 22.89 | 22.51~23.26 | 1.07 | 1.02~1.11 | 1.96 | ±0.127 | 1.12 | ±0.127 | 3.94 | 1.57 | +0.254,-0.050 | |
| RTW | mm | 24.41 | 24.03~24.79 | 1.07 | 1.02~1.11 | 2.06 | ±0.127 | 1.14 | ±0.127 | 3.94 | 1.57 | +0.254,-0.050 | |
| RTW | mm | 24.66 | 24.29~25.04 | 1.07 | 1.02~1.11 | 2.13 | ±0.127 | 1.14 | ±0.127 | 3.94 | 1.57 | +0.254,-0.050 | |