| 扣環 | 截面 | 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 | 公差 |
| IRTW | mm | 86.56 | 86.06~87.32 | 2.77 | 2.70~2.84 | 7.98 | ±0.203 | 3.78 | ±0.203 | 3.18 | +0.381,-0.050 | |
| IRTW | mm | 89.13 | 88.63~89.89 | 2.77 | 2.70~2.84 | 8.08 | ±0.203 | 3.84 | ±0.203 | 3.18 | +0.381,-0.050 | |
| IRTW | mm | 91.72 | 91.22~92.48 | 2.77 | 2.70~2.84 | 8.15 | ±0.203 | 3.94 | ±0.203 | 3.18 | +0.381,-0.050 | |
| IRTW | mm | 96.01 | 95.51~96.77 | 2.77 | 2.70~2.84 | 8.23 | ±0.203 | 3.91 | ±0.203 | 3.18 | +0.381,-0.050 | |
| IRTW | mm | 97.79 | 97.29~98.55 | 2.77 | 2.70~2.84 | 8.28 | ±0.203 | 3.94 | ±0.203 | 3.18 | +0.381,-0.050 | |
| IRTW | mm | 110.49 | 109.99~111.25 | 2.77 | 2.70~2.84 | 8.59 | ±0.203 | 4.09 | ±0.203 | 3.18 | +0.381,-0.050 | |
| IRTW | inch | 0.675 | 0.670~0.685 | 0.025 | 0.023~0.027 | 0.072 | ±0.004 | 0.036 | ±0.004 | 0.03 | +0.010,-0.002 | |
| IRTW | inch | 0.808 | 0.803~0.818 | 0.035 | 0.033~0.037 | 0.085 | ±0.004 | 0.042 | ±0.004 | 0.042 | +0.010,-0.002 | |
| IRTW | inch | 0.877 | 0.872~0.887 | 0.042 | 0.040~0.044 | 0.092 | ±0.005 | 0.044 | ±0.005 | 0.042 | +0.010,-0.002 | |
| IRTW | inch | 0.944 | 0.939~0.954 | 0.042 | 0.040~0.044 | 0.099 | ±0.005 | 0.047 | ±0.005 | 0.042 | +0.010,-0.002 | |
| IRTW | inch | 1.015 | 1.010~1.025 | 0.042 | 0.040~0.044 | 0.106 | ±0.005 | 0.051 | ±0.005 | 0.042 | +0.010,-0.002 | |
| IRTW | inch | 1.081 | 1.076~1.091 | 0.042 | 0.040~0.044 | 0.113 | ±0.005 | 0.054 | ±0.005 | 0.042 | +0.010,-0.002 | |
| IRTW | inch | 1.15 | 1.140~1.165 | 0.05 | 0.048~0.052 | 0.12 | ±0.006 | 0.057 | ±0.006 | 0.05 | +0.010,-0.002 | |
| IRTW | inch | 1.217 | 1.207~1.232 | 0.05 | 0.048~0.052 | 0.123 | ±0.006 | 0.059 | ±0.006 | 0.05 | +0.010,-0.002 | |
| IRTW | inch | 1.283 | 1.273~1.298 | 0.05 | 0.048~0.052 | 0.126 | ±0.006 | 0.06 | ±0.006 | 0.05 | +0.010,-0.002 | |