DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.927 INCHES MINIMUM AND 2.947 INCHES MAXIMUM FIRST HOLE |
FASTENER LENGTH | 3.110 INCHES MINIMUM AND 3.140 INCHES MAXIMUM |
HEAD DIAMETER | 0.802 INCHES MINIMUM AND 0.813 INCHES MAXIMUM |
HEAD HEIGHT | 0.396 INCHES MINIMUM AND 0.416 INCHES MAXIMUM |
HEAD STYLE | BEVEL-CONICAL |
HOLE CONFIGURATION STYLE | ROUND INTERNAL HEXAGON |
HOLE DIAMETER | 0.070 INCHES MINIMUM AND 0.075 INCHES MAXIMUM |
HOLE QUANTITY | 6 |
HOLE TYPE | DRILLED |
INTERNAL DRIVE STYLE | HEXAGON |
MATERIAL | STEEL COMP E4340 OR STEEL COMP 8740 OVERALL |
MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.500 INCHES |
SHANK UNTHREADED HOLE DIAMETER | 0.106 INCHES MINIMUM AND 0.111 INCHES MAXIMUM FIRST HOLE |
SPECIFICATION/STANDARD DATA | 80205-NAS148 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
WIDTH ACROSS FLATS | 0.500 INCHES MINIMUM AND 0.503 INCHES MAXIMUM |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.788 INCHES MINIMUM AND 0.838 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 20 |
THREAD SERIES DESIGNATOR | UNJF |