DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.516 INCHES NOMINAL FIRST HOLE |
BOTTOM COUNTERSINK DIAMETER | 0.165 INCHES MINIMUM AND 0.170 INCHES MAXIMUM |
COUNTERSINK ANGLE | 150.0 DEGREES NOMINAL |
FASTENER LENGTH | 0.621 INCHES MINIMUM AND 0.636 INCHES MAXIMUM |
HEAD HEIGHT | 0.134 INCHES MINIMUM AND 0.169 INCHES MAXIMUM |
HEAD STYLE | HEXAGON COUNTERSUNK |
INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE |
MATERIAL | STEEL COMP E4340 OVERALL OR STEEL COMP 4340 OVERALL |
NOMINAL THREAD DIAMETER | 0.112 INCHES |
SHANK UNTHREADED HOLE DIAMETER | 0.038 INCHES MINIMUM FIRST HOLE AND 0.043 INCHES MAXIMUM FIRST HOLE |
SHOULDER DIAMETER | 0.165 INCHES MINIMUM FIRST SHOULDER AND 0.170 INCHES MAXIMUM FIRST SHOULDER |
SHOULDER LENGTH | 0.100 INCHES MINIMUM FIRST SHOULDER AND 0.105 INCHES MAXIMUM FIRST SHOULDER |
SHOULDER SHAPE | ROUND FIRST SHOULDER |
SPECIAL FEATURES | UNDERCUT FOR THREAD RELIEF |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 40 |
THREAD SERIES DESIGNATOR | UNC |
WIDTH BETWEEN FLATS | 0.302 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 1 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM OVERALL |