General
| Thread | Thread Code |
H Height |
G Washer Outside Diameter |
W Washer Thickness |
WAF Width Across Flats |
Drive Size Cross Recess |
|---|---|---|---|---|---|---|
| 4 - 24 | #4 | .055 / .044 | .177 / .163 | .016 / .010 | .125 / .120 | 1 |
| 6 - 19 | #6 | .093 / .080 | .328 / .302 | .025 / .015 | .250 / .244 | 2 |
| 8 - 18 | #8 | .110 / .096 | .348 / .322 | .031 / .019 | .250 / .244 | 2 |
| 10 - 16 | #10 | .120 / .105 | .414 / .384 | .031 / .019 | .312 / .305 | 2 |
| 12 - 16 | #12 | .155 / .139 | .432 / .398 | .039 / .022 | .312 / .305 | 3 |
| 1/4 - 15 | 1/4 | .190 / .172 | .520 / .480 | .050 / .030 | .375 / .367 | 3 |
| 5/16 - 14 | 5/16 | .190 / .172 | .520 / .480 | .050 / .030 | .375 / .367 | 3 |
Length
| Length | L (Length Code) ±.005 |
|---|---|
| 3/16 | .187 / .140 |
| 1/4 | .250 / .203 |
| 5/16 | .313 / .266 |
| 3/8 | .375 / .328 |
| 7/16 | .438 / .391 |
| 1/2 | .500 / .453 |
| 9/16 | .563 / .516 |
| 5/8 | .625 / .578 |
| 3/4 | .750 / .703 |
| 7/8 | .875 / .828 |
| 1 | 1.000 / .953 |
| 1 - 1/4 | 1.250 / 1.187 |
| 1 - 1/2 | 1.500 / 1.437 |
| 1 - 3/4 | 1.750 / 1.687 |
| 2 | 2.000 / 1.937 |