DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.680 INCHES NOMINAL FIRST HOLE |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 1.100 INCHES MINIMUM AND 1.150 INCHES MAXIMUM |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
FASTENER LENGTH | 1.880 INCHES NOMINAL |
FIRST DIAMETER FROM HEAD | 0.400 INCHES MINIMUM AND 0.410 INCHES MAXIMUM |
HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
HEAD HEIGHT | 0.300 INCHES NOMINAL |
HEAD STYLE | HEXAGON |
MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6049 PER AMS 6322 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL OVERALL |
NOMINAL THREAD DIAMETER | 0.438 INCHES |
SHANK UNTHREADED HOLE DIAMETER | 0.093 INCHES MINIMUM AND 0.099 INCHES MAXIMUM FIRST HOLE |
WIDTH BETWEEN FLATS | 0.616 INCHES MINIMUM AND 0.627 INCHES MAXIMUM |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL B PER HS 74 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.680 INCHES MINIMUM |
THREAD QUANTITY PER INCH | 20 |
THREAD SERIES DESIGNATOR | UNJF |