DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.670 INCHES MINIMUM AND 2.690 INCHES MAXIMUM FIRST HOLE |
DISTANCE FROM CENTERLINE TO FLAT | 0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
FASTENER LENGTH | 2.930 INCHES MINIMUM AND 2.950 INCHES MAXIMUM |
HEAD DIAMETER | 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM |
HEAD HEIGHT | 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
HEAD STYLE | DEE |
MATERIAL | STEEL COMP E4340 OVERALL |
MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.500 INCHES |
SHANK UNTHREADED HOLE DIAMETER | 0.190 INCHES MINIMUM AND 0.194 INCHES MAXIMUM FIRST HOLE |
SHOULDER DIAMETER | 0.623 INCHES MINIMUM AND 0.624 INCHES MAXIMUM FIRST SHOULDER |
SHOULDER LENGTH | 1.545 INCHES MINIMUM AND 1.555 INCHES MAXIMUM FIRST SHOULDER |
SHOULDER SHAPE | ROUND FIRST SHOULDER |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2 CL 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 1.375 INCHES MINIMUM AND 1.400 INCHES MAXIMUM |
THREAD SERIES DESIGNATOR | UNF |
THREAD QUANTITY PER INCH | 20 |