DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 0.620 INCHES NOMINAL |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.260 INCHES MINIMUM AND 0.280 INCHES MAXIMUM |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.350 INCHES NOMINAL |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 3 |
FASTENER LENGTH | 1.593 INCHES NOMINAL |
FIRST DIAMETER FROM HEAD | 0.309 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL |
HEAD HEIGHT | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
HEAD DIAMETER | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
HEAD STYLE | ROUND W/WRENCH FLATS |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL CORROSION RESISTING OVERALL |
NOMINAL THREAD DIAMETER | 0.312 INCHES |
NONSTANDARD THREAD PITCH DIAMETER | +0.2797 TO 0.2824 INCHES |
SECOND DIAMETER FROM HEAD | 0.235 INCHES MINIMUM AND 0.245 INCHES MAXIMUM |
WIDTH BETWEEN FLATS | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
THIRD DIAMETER FROM HEAD | 0.309 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.973 INCHES NOMINAL |
THREAD SERIES DESIGNATOR | UNF |
THREAD QUANTITY PER INCH | 24 |