DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.094 INCHES NOMINAL |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 1.125 INCHES NOMINAL |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 1.938 INCHES NOMINAL |
DISTANCE FROM CENTERLINE TO FLAT | 0.208 INCHES MINIMUM AND 0.218 INCHES MAXIMUM |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 3 |
FASTENER LENGTH | 2.469 INCHES NOMINAL |
FIRST DIAMETER FROM HEAD | 0.335 INCHES NOMINAL |
HARDNESS RATING | 29.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL |
HEAD DIAMETER | 0.625 INCHES NOMINAL |
HEAD HEIGHT | 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
HEAD STYLE | DEE CHAMFER |
MATERIAL | STEEL COMP 4145 OR STEEL COMP 4140 OR STEEL COMP 8637 OVERALL |
MINIMUM TENSILE STRENGTH | 150000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.375 INCHES |
SECOND DIAMETER FROM HEAD | 0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THIRD DIAMETER FROM HEAD | 0.324 INCHES NOMINAL |
THREAD LENGTH | 0.531 INCHES MINIMUM |
THREAD QUANTITY PER INCH | 24 |
THREAD SERIES DESIGNATOR | UNF |