| FASTENER LENGTH | 0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM |
| HEAD HEIGHT | 0.063 INCHES MINIMUM AND 0.073 INCHES MAXIMUM |
| HEAD DIAMETER | 0.250 INCHES MINIMUM AND 0.262 INCHES MAXIMUM |
| HEAD STYLE | PAN NO. 2 |
| INTERNAL DRIVE STYLE | SLOT |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| NOMINAL THREAD DIAMETER | 0.138 INCHES |
| POINT STYLE | CONE |
| SPECIAL FEATURES | THREAD INTERRUPTED BY UNDERCUT 0.100 IN. FROM HEAD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.298 INCHES MINIMUM AND 0.400 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |