DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.180 INCHES NOMINAL |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.260 INCHES NOMINAL |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 2 |
FASTENER LENGTH | 0.924 INCHES MINIMUM AND 0.948 INCHES MAXIMUM |
FIRST DIAMETER FROM HEAD | 0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM |
HEAD DIAMETER | 0.650 INCHES MINIMUM AND 0.670 INCHES MAXIMUM |
HEAD HEIGHT | 0.170 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
HEAD STYLE | ROUND W/WRENCH FLATS |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | IRON ALLOY 660 OVERALL |
MINIMUM TENSILE STRENGTH | 130000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.250 INCHES |
NONSTANDARD THREAD PITCH DIAMETER | +0.2216 TO 0.2238 INCHES |
SECOND DIAMETER FROM HEAD | 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM |
WIDTH BETWEEN FLATS | 0.265 INCHES MINIMUM AND 0.275 INCHES MAXIMUM |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.608 INCHES MINIMUM AND 0.648 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 28 |
THREAD SERIES DESIGNATOR | UNF |