COLOR | BLACK OVERALL |
FASTENER LENGTH | 1.085 INCHES MINIMUM AND 1.125 INCHES MAXIMUM |
HEAD DIAMETER | 0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM |
HEAD HEIGHT | 0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
HEAD STYLE | FLAT CHAMFER |
INTERNAL DRIVE STYLE | HEXAGON |
MATERIAL DOCUMENT AND CLASSIFICATION | FF-S-86 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL OVERALL |
MINIMUM TENSILE STRENGTH | 9850 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.3125 INCHES |
WIDTH ACROSS FLATS | 0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | OXIDE FILM OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 1.085 INCHES MINIMUM AND 1.125 INCHES MAXIMUM |
THREAD SERIES DESIGNATOR | UNRF |
THREAD QUANTITY PER INCH | 24 |