DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 1.020 INCHES NOMINAL |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.062 INCHES NOMINAL |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 2 |
FASTENER LENGTH | 1.360 INCHES MAXIMUM |
FIRST DIAMETER FROM HEAD | 0.180 INCHES NOMINAL |
HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
HEAD HEIGHT | 0.110 INCHES NOMINAL |
HEAD STYLE | HEXAGON |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL COMP 416F OVERALL |
NOMINAL THREAD DIAMETER | 0.250 INCHES |
SECOND DIAMETER FROM HEAD | 0.247 INCHES MINIMUM AND 0.249 INCHES MAXIMUM |
WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
SURFACE TREATMENT | PASSIVATE OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.300 INCHES MINIMUM AND 0.380 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 28 |
THREAD SERIES DESIGNATOR | UNF |