COUNTERSINK ANGLE | 82.0 DEGREES NOMINAL |
FASTENER LENGTH | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM |
HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
HEAD DIAMETER | 0.218 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
HEAD STYLE | FLAT COUNTERSUNK |
INTERNAL DRIVE STYLE | HEXAGON |
MATERIAL | STEEL OVERALL |
PROPRIETARY CHARACTERISTICS | PACS |
MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
MINIMUM YIELD STRENGTH | 130000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.112 INCHES |
WIDTH ACROSS FLATS | 0.0625 INCHES MINIMUM AND 0.0635 INCHES MAXIMUM |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
THREAD LENGTH | 0.151 INCHES MINIMUM AND 0.183 INCHES MAXIMUM |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD QUANTITY PER INCH | 40 |
THREAD SERIES DESIGNATOR | UNC |