THREAD SERIES DESIGNATOR | UNJF |
NOMINAL THREAD DIAMETER | 0.750 INCHES |
THREAD QUANTITY PER INCH | 16 |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 1.050 INCHES NOMINAL |
FASTENER LENGTH | 2.425 INCHES NOMINAL |
MATERIAL | STEEL COMP H11 OVERALL |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS6487 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
SURFACE TREATMENT | NICKEL AND |
| CADMIUM OVERALL |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS2416 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL |
HARDNESS RATING | 51.0 ROCKWELL C MINIMUM AND |
| 54.0 ROCKWELL C MAXIMUM OVERALL |
MINIMUM TENSILE STRENGTH | 260000 POUNDS PER SQUARE INCH |
HEAD STYLE | DOUBLE HEXAGON W/HOLE |
HEAD HEIGHT | 0.566 INCHES NOMINAL |
WIDTH BETWEEN FLATS | 0.803 INCHES MINIMUM AND |
| 0.814 INCHES MAXIMUM |
EXTENDED WASHER DIAMETER | 1.225 INCHES NOMINAL |
EXTENDED WASHER THICKNESS | 0.178 INCHES NOMINAL |
HOLE CONFIGURATION STYLE | DOUBLE HEXAGON LONGITUDINAL HOLE |
HOLE TYPE | DRILLED |
HOLE QUANTITY | 4 |
HOLE DIAMETER | 0.050 INCHES MINIMUM AND |
| 0.060 INCHES MAXIMUM |
GRIP LENGTH | 1.375 INCHES NOMINAL |
GRIP DIAMETER | 0.748 INCHES MINIMUM AND |
| 0.749 INCHES MAXIMUM |
FEATURES PROVIDED | DRY FILM LUBRICANT |