BaerCoil® Wire Thread Inserts BSW
BSW - British Coarse Thread
| 1.0 D | 1.5 D | 2.0 D | 2.5 D | 3.0 D | F | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| T | D | B | T | D | B | T | D | B | T | D | B | T | D | B | min. | max. | |
| BSW 1/8 x 40 | 0.125 | 0.237 | 0.212 | 0.187 | 0.299 | 0.274 | 0.250 | 0.362 | 0.337 | 0.312 | 0.425 | 0.400 | 0.375 | 0.487 | 0.462 | 0.157 | 0.172 |
| BSW 3/16 x 24 | 0.187 | 0.375 | 0.332 | 0.281 | 0.468 | 0.426 | 0.375 | 0.562 | 0.520 | 0.468 | 0.656 | 0.612 | 0.562 | 0.750 | 0.708 | 0.240 | 0.255 |
| BSW 1/4 x 20 | 0.125 | 0.475 | 0.425 | 0.375 | 0.600 | 0.550 | 0.500 | 0.725 | 0.675 | 0.625 | 0.850 | 0.800 | 0.750 | 0.975 | 0.925 | 0.314 | 0.330 |
| BSW 5/16 x 18 | 0.312 | 0.562 | 0.507 | 0.469 | 0.719 | 0.663 | 0.625 | 0.875 | 0.819 | 0.781 | 1.031 | 0.976 | 0.937 | 1.187 | 1.132 | 0.385 | 0.400 |
| BSW 3/8 x 16 | 0.375 | 0.656 | 0.594 | 0.562 | 0.844 | 0.781 | 0.750 | 1.031 | 0.969 | 0.937 | 1.219 | 1.156 | 1.125 | 1.406 | 1.344 | 0.457 | 0.472 |
| BSW 7/16 x 14 | 0.437 | 0.759 | 0.687 | 0.656 | 0.978 | 0.906 | 0.875 | 1.196 | 1.125 | 1.093 | 1.415 | 1.343 | 1.312 | 1.634 | 1.562 | 0.532 | 0.552 |
| BSW 1/2 x 12 | 0.500 | 0.875 | 0.792 | 0.750 | 1.125 | 1.042 | 1.050 | 1.375 | 1.292 | 1.250 | 1.625 | 1.542 | 1.500 | 1.875 | 1.792 | 0.610 | 0.630 |
| BSW 9/16 x 12 | 0.562 | 0.937 | 0.854 | 0.844 | 1.219 | 1.135 | 1.125 | 1.500 | 1.417 | 1.406 | 1.781 | 1.698 | 1.687 | 2.062 | 1.979 | 0.675 | 0.695 |
| BSW 5/8 x 11 | 0.625 | 1.034 | 0.943 | 0.937 | 1.347 | 1.256 | 1.250 | 1.659 | 1.568 | 1.562 | 1.972 | 1.881 | 1.875 | 2.234 | 2.193 | 0.747 | 0.767 |
| BSW 11/16 x 11 | 0.687 | 1.097 | 1.006 | 1.031 | 1.441 | 1.350 | 1.375 | 1.696 | 1.694 | 1.718 | 2.128 | 2.037 | 2.062 | 2.472 | 2.381 | 0.811 | 0.831 |
| BSW 3/4 x 10 | 0.750 | 1.200 | 1.100 | 1.125 | 1.575 | 1.475 | 1.500 | 1.950 | 1.850 | 1.875 | 2.325 | 2.225 | 2.250 | 2.700 | 2.606 | 0.886 | 0.906 |
| BSW 7/8 x 9 | 0.875 | 1.375 | 1.264 | 1.312 | 1.812 | 1.701 | 1.750 | 2.250 | 2.139 | 2.187 | 2.687 | 2.576 | 2.625 | 3.125 | 3.014 | 1.027 | 1.052 |
| BSW 1“ x 8 | 1.000 | 1.563 | 1.437 | 1.500 | 2.062 | 1.937 | 2.000 | 2.562 | 2.437 | 2.500 | 3.062 | 2.937 | 3.000 | 3.562 | 3.437 | 1.172 | 1.197 |
| BSW 1.1/8“ x 7 | 1.125 | 1.768 | 1.625 | 1.687 | 2.330 | 2.187 | 2.250 | 2.893 | 2.750 | 2.812 | 3.455 | 3.312 | 3.375 | 4.018 | 3.875 | 1.321 | 1.356 |
| BSW 1.1/4“ x 7 | 1.250 | 1.893 | 1.750 | 1.875 | 2.518 | 2.375 | 2.500 | 3.143 | 3.000 | 3.125 | 3.768 | 3.625 | 3.750 | 4.393 | 4.250 | 1.449 | 1.484 |
| BSW 1.1/2“ x 6 | 1.500 | 2.250 | 2.083 | 2.250 | 3.000 | 2.833 | 3.000 | 3.750 | 3.583 | 3.750 | 4.500 | 4.333 | 4.500 | 5.250 | 5.083 | 1.734 | 1.774 |
Acronyms
P = Install insert 1/4 - 1/2 pitch below the surface
T = Full tapped thread length (min.)
B = Tap depth - including threads chamfer of plug tap
D = Drill depth (min.) - excluding point
F = Free Coil Diameter