- All dimensions are in millimeters unless otherwise specified.
- The inner diameter (ID) of the washer should be adjusted according to the pipe wall thickness and bolt diameter, to be clearly specified in the order.
- Products can be customized according to customer requirements to suit different application scenarios.
| Thread Specification(d) | 2# | 3# | 4# | 5# | 6# | 8# | 10# | 12# | 1/4 | 5/16 | 3/8 | 7/16 | 1/2 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| d | Nominal | 0.0860 | 0.0990 | 0.1120 | 0.1250 | 0.1380 | 0.1640 | 0.1900 | 0.2160 | 0.2500 | 0.3125 | 0.3750 | 0.4375 | 0.5000 |
| Maximum | 0.094 | 0.107 | 0.120 | 0.133 | 0.148 | 0.174 | 0.200 | 0.227 | 0.260 | 0.322 | 0385 | 0.450 | 0.512 | |
| Minimum | 0.088 | 0.101 | 0.114 | 0.127 | 0.141 | 0.167 | 0.193 | 0.220 | 0.252 | 0.314 | 0.377 | 0.440 | 0.502 | |
| dc | Maximum | 0.172 | 0.195 | 0.209 | 0.236 | 0.250 | 0.293 | 0.334 | 0.377 | 0.487 | 0.583 | 0.680 | 0.776 | 0.869 |
| h | Minimum | 0.020 | 0.025 | 0.025 | 0.031 | 0.031 | 0.040 | 0.047 | 0.056 | 0.062 | 0.078 | 0.094 | 0.109 | 0.125 |
| n | Minimum | 0.035 | 0.040 | 0.040 | 0.047 | 0.047 | 0.055 | 0.062 | 0.070 | 0.109 | 0.125 | 0.141 | 0.156 | 0.171 |
Thread Specification(d) | 9/16 | 5/8 | 11/16 | 3/4 | 13/16 | 7/8 | 15/16 | 1 | 1-1/16 | 1-1/8 | 1-3/16 | 1-1/4 | 1-5/16 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| d | Nominal | 0.5625 | 0.6250 | 0.6875 | 0.7500 | 0.8125 | 0.8750 | 0.9375 | 1.0000 | 1.0625 | 1.1250 | 1.1875 | 1.2500 | 1.3125 |
| Maximum | 0.574 | 0.641 | 0.704 | 0.766 | 0.832 | 0.894 | 0.958 | 1.024 | 1.087 | 1.153 | 1.217 | 1.280 | 1.344 | |
| Minimum | 0.564 | 0.628 | 0.691 | 0.753 | 0.816 | 0.878 | 0.941 | 1.003 | 1.066 | 1.129 | 1.192 | 1.254 | 1.317 | |
| dc | Maximum | 0.965 | 1.073 | 1.170 | 1.265 | 1.363 | 1.459 | 1.556 | 1.656 | 1.751 | 1.847 | 1.943 | 2.036 | 2133 |
| h | Minimum | 0.141 | 0.156 | 0.172 | 0.188 | 0.203 | 0.219 | 0.234 | 0.250 | 0.266 | 0.281 | 0.297 | 0.312 | 0.328 |
| n | Minimum | 0.188 | 0.203 | 0.219 | 0.234 | 0.250 | 0.266 | 0.281 | 0.297 | 0.312 | 0.328 | 0.344 | 0.359 | 0.375 |
| Thread Specification(d) | 1-3/8 | 1-7/16 | 1-1/2 | 1-5/8 | 1-3/4 | 1-7/8 | 2 | 2-1/4 | 2-1/2 | 2-3/4 | 3 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| d | Nominal | 1.375 | 1.4375 | 1.5000 | 1.6250 | 1.7500 | 1.8750 | 2.0000 | 2.2500 | 2.5000 | 2.7500 | 3.0000 |
| Maximum | 1.408 | 1.472 | 1.534 | 1.663 | 1.789 | 1.914 | 2.039 | 2.293 | 2.543 | 2.793 | 3.043 | |
| Minimum | 1.379 | 1.442 | 1.504 | 1.633 | 1.758 | 1.883 | 2.008 | 2.262 | 2.512 | 2.762 | 3.012 | |
| dc | Maximum | 2.219 | 2.324 | 2,419 | 2.553 | 2.679 | 2.811 | 2.936 | 3.221 | 3.471 | 3.824 | 4.074 |
| h | Minimum | 0.344 | 0.359 | 0.375 | 0.389 | 0.389 | 0.422 | 0.422 | 0.440 | 0.440 | 0.458 | 0.458 |
| n | Minimum | 0.391 | 0.406 | 0.422 | 0.424 | 0.424 | 0.427 | 0.427 | 0.442 | 0.442 | 0.491 | 0.491 |
