| COUNTERSINK ANGLE | 45.0 DEGREES MINIMUM |
| FASTENER LENGTH | 0.2490 INCHES NOMINAL |
| GRIP LENGTH | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| HEAD STYLE | FLUSH COUNTERSUNK |
| HEAD MAJOR DIAMETER | 0.415 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | HI-LITE ST PIN |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-500, MIL-S-5626 OR MIL-S-6049 MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| SPECIAL FEATURES | 180.000-200000 PSI TENSILE PER MIL-H-6875; PROTRUDING TENSION HEAD |
| SHANK DIAMETER | 0.0947 INCHES MINIMUM AND 0.0967 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| SHEAR STRENGTH | 10600 DOUBLE POUNDS PER SQUARE INCH |
| WIDTH BETWEEN FLATS | 0.122 INCHES MINIMUM AND 0.142 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNF |