Kep Nut | |||||||||
NominalSize |
Width Across Flats(F) |
Width Across Corners(G) |
Thickness(H) |
Washer Dia(I) | |||||
Basic |
Max |
Min |
Max |
Min |
Max |
Min |
Max |
Min | |
4 |
1/4 |
.250 |
.241 |
.289 |
.275 |
.098 |
.087 |
.286 |
.277 |
5 |
5/16 |
.312 |
.302 |
.361 |
.344 |
.114 |
.102 |
.348 |
.338 |
6 |
5/16 |
.312 |
.302 |
.361 |
.344 |
.114 |
.102 |
.348 |
.338 |
8 |
11/32 |
.344 |
.332 |
.397 |
.378 |
.130 |
.117 |
.381 |
.370 |
10 |
3/8 |
.375 |
.362 |
.433 |
.413 |
.130 |
.117 |
.406 |
.395 |
12 |
7/16 |
.438 |
.423 |
.505 |
.482 |
.161 |
.148 |
.506 |
.494 |
1/4 |
7/16 |
.438 |
.423 |
.505 |
.482 |
.193 |
.178 |
.506 |
.494 |
5/16 |
1/2 |
.500 |
.489 |
.577 |
.557 |
.273 |
.258 |
.592 |
.579 |
3/8 |
9/16 |
.562 |
.551 |
.650 |
.628 |
.385 |
.365 |
.665 |
.651 |
1/2 |
3/4 |
.750 |
.736 |
.866 |
.840 |
.437 |
.425 |
.898 |
.878 |