| COLOR | BLACK OVERALL |
| FASTENER LENGTH | 0.539 INCHES MINIMUM AND 0.591 INCHES MAXIMUM |
| HEAD DIAMETER | 0.176 INCHES MINIMUM AND 0.183 INCHES MAXIMUM |
| HEAD HEIGHT | 0.222 INCHES MINIMUM AND 0.232 INCHES MAXIMUM |
| HEAD STYLE | ROUND W/WRENCH FLATS |
| INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTMA 582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 303SE OVERALL |
| NOMINAL THREAD DIAMETER | 0.112 INCHES |
| SHOULDER DIAMETER | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM FIRST SHOULDER |
| SHOULDER LENGTH | 0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM FIRST SHOULDER |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| WIDTH BETWEEN FLATS | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE AND MIL-C-13924 CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE AND OXIDE OVERALL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| THREAD QUANTITY PER INCH | 40 |