External Type
Recommended to provide maximum tortorsional resistance.![lw31-1](https://www.wclco.com/wp-content/uploads/lw31-1.gif)
Recommended to provide maximum tortorsional resistance.
![lw31-1](https://www.wclco.com/wp-content/uploads/lw31-1.gif)
Internal Type
Recommended where appearance or possible snagging are important considerations.![lw31-2](https://www.wclco.com/wp-content/uploads/lw31-2.gif)
Recommended where appearance or possible snagging are important considerations.
![lw31-2](https://www.wclco.com/wp-content/uploads/lw31-2.gif)
- Use with large diameter screw and bolt heads when extreme torques are not required.
- Spans oversized and elongated holes.
External Type
Nominal Washer Size |
Hole Dia. Min. | Hole Dia. Max. | Rim Width |
Outside Dia. Min. | Outside Dia. Max. | Thickness | WCL Part Number |
Cross Reference |
---|---|---|---|---|---|---|---|---|
6 | 0.142 | 0.15 | 0.05 | 0.37 | 0.381 | 0.022 | EXT-0135-01-00 | 1106-01 |
8 | 0.168 | 0.176 | 0.093 | 0.494 | 0.506 | 0.02 | EXT0164-05-00 | 1108-05 |
10 | 0.195 | 0.204 | 0.079 | 0.494 | 0.506 | 0.025 | EXT0190-07-00 | 1110-07 |
1/4 | 0.256 | 0.267 | 0.196 | 0.882 | 0.898 | 0.045 | EXT0250-04-00 | 1114-04 |
1/4 | 0.256 | 0.267 | 0.121 | 0.68 | 0.695 | 0.039 | EXT0250-09-00 | 1114-09 |
1/4 | 0.256 | 0.267 | 0.196 | 0.882 | 0.898 | 0.039 | EXT0250-16-00 | 1114-16 |
5/16 | 0.32 | 0.332 | 0.089 | 0.68 | 0.695 | 0.035 | EXT0312-02-00 | 1118-02 |
3/8 | 0.384 | 0.398 | 0.13 | 0.882 | 0.898 | 0.039 | EXT0375-06-00 | 1120-06 |
3/8 | 0.384 | 0.398 | 0.281 | 1.24 | 1.26 | 0.035 | EXT0375-09-00 | 1120-09 |
1/2 | 0.512 | 0.529 | 0.307 | 1.38 | 1.41 | 0.055 | EXT0500-01-00 | 1124-01 |
1-1/4 | 1.269 | 1.293 | 0.158 | 2.172 | 2.202 | 0.062 | EXT1250-01-00 | 1140-01 |
5853 | 1.56 | 1.58 | 0.148 | 2.359 | 2.392 | 0.094 | EXT1562-01-00 | 1145-01 |
Internal Type
Nominal Washer Size |
Hole Dia. Min. | Hole Dia. Max. | Rim Width |
Outside Dia. Min. | Outside Dia. Max. | Thickness | WCL Part Number |
Cross Reference |
---|---|---|---|---|---|---|---|---|
6 | 0.142 | 0.15 | 0.044 | 0.307 | 0.317 | 0.025 | INT-0138-06-00 | 1206-06 |
8 | 0.168 | 0.176 | 0.12 | 0.494 | 0.506 | 0.017 | INT-0164-08-00 | 1208-08 |
10 | 0.195 | 0.204 | 0.087 | 0.495 | 0.505 | 0.025 | INT-0190-01-00 | 1210-01 |
10 | 0.195 | 0.204 | 0.186 | 0.743 | 0.758 | 0.02 | INT-0190-10-00 | 1210-10 |
1/4 | 0.256 | 0.267 | 0.213 | 0.806 | 0.818 | 0.025 | INT-0250-07-00 | 1214-07 |
1/4 | 0.256 | 0.267 | 0.12 | 0.618 | 0.632 | 0.025 | INT-0250-09-00 | 1214-09 |
5/16 | 0.32 | 0.332 | 0.137 | 0.74 | 0.76 | 0.045 | INT-0312-05-00 | 1218-05 |
3/8 | 0.384 | 0.398 | 0.28 | 1.147 | 1.166 | 0.035 | INT-0375-06-00 | 1220-06 |
2 | 2.01 | 2.03 | 0.219 | 2.865 | 2.9 | 0.062 | INT-2000-01-00 | 1252-01 |