DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.282 INCHES NOMINAL |
EXTENDED WASHER THICKNESS | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |
EXTENDED WASHER DIAMETER | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
FASTENER LENGTH | 0.854 INCHES MINIMUM AND 0.874 INCHES MAXIMUM |
FIRST DIAMETER FROM HEAD | 0.189 INCHES MINIMUM AND 0.194 INCHES MAXIMUM |
HEAD HEIGHT | 0.328 INCHES MINIMUM AND 0.348 INCHES MAXIMUM |
HEAD STYLE | DOUBLE HEXAGON W/HOLE |
MATERIAL | NICKEL ALLOY 718 OVERALL |
NOMINAL THREAD DIAMETER | 0.250 INCHES |
SPECIAL FEATURES | CENTER HOLE IN HEAD 0.196/0.216 IN. DIA X 0.162 IN. DEEP WITH A 5 DEGREE MAX CHAMFER |
WIDTH BETWEEN FLATS | 0.375 INCHES NOMINAL |
THREAD DIRECTION | RIGHT-HAND |
THREAD CLASS | 3A |
THREAD LENGTH | 0.582 INCHES NOMINAL |
THREAD SERIES DESIGNATOR | UNJF |
THREAD QUANTITY PER INCH | 28 |