| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 1.235 INCHES MINIMUM AND 1.256 INCHES MAXIMUM |
| GRIP LENGTH | 0.797 INCHES MINIMUM AND 0.827 INCHES MAXIMUM |
| GRIP DIAMETER | 0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM |
| HEAD DIAMETER | 0.635 INCHES NOMINAL |
| HEAD STYLE | FLAT COUNTERSUNK |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | HI LOC BOLT |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE AND MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4340 AND STEEL COMP 8740 OVERALL |
| NOMINAL THREAD DIAMETER | 0.3125 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.438 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |