Screw Size | Head Dia. | Thread Dia. | Outside Dia. | Inside Dia. | Outside Dia. | Shoulder Dia. | Inside Dia. | Thickness Shoulder | Extrusion Length |
No. | H | C | A | C | A | B | C | D | E |
2 | .162 | .086 | 3/16 | .090 | 1/4 | .154 | .090 | .030 | .025 |
4 | .211 | .112 | 1/4 | .116 | 1/4 | .186 | .116 | .030 | .025 |
6 | .260 | .138 | 5/16 | .142 | 5/16 | .186 | .142 | .040 | .030 |
8 | .309 | .164 | 3/8 | .168 | 3/8 | .246 | .168 | .040 | .030 |
10 | .359 | .190 | 3/8 | .194 | 3/8 | .312 | .194 | .040 | .030 |
12 | .408 | .216 | 3/8 | .220 | 3/8 | .312 | .220 | .040 | .030 |
1/4 | .472 | .250 | 1/2 | .254 | 1/2 | .312 | .254 | .040 | .030 |
5/16 | .591 | .313 | 1/2 | .317 | 1/2 | .370 | .317 | .040 | .030 |
3/8 | .708 | .375 | 5/8 | .380 | 5/8 | .437 | .380 | .060 | .040 |
7/16 | .750 | .438 | 3/4 | .443 | 3/4 | .527 | .443 | .060 | .040 |
1/2 | .813 | .500 | 13/16 | .505 | 3/4 | .590 | .505 | .060 | .040 |