THREAD SERIES DESIGNATOR | UNJF |
NOMINAL THREAD DIAMETER | 0.750 INCHES |
THREAD QUANTITY PER INCH | 16 |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.997 INCHES MINIMUM AND |
| 1.017 INCHES MAXIMUM |
FASTENER LENGTH | 3.012 INCHES MINIMUM AND |
| 3.032 INCHES MAXIMUM |
MATERIAL | STEEL COMP H11 OVERALL |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM AND |
| CHROMATE OVERALL |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-8837 TY2 CL2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
HARDNESS RATING | 53.0 ROCKWELL C MINIMUM AND |
| 56.0 ROCKWELL C MAXIMUM OVERALL |
MINIMUM TENSILE STRENGTH | 270000 POUNDS PER SQUARE INCH |
HEAD STYLE | HEXAGON |
HEAD HEIGHT | 0.500 INCHES MINIMUM AND |
| 0.515 INCHES MAXIMUM |
WIDTH BETWEEN FLATS | 1.427 INCHES MINIMUM AND |
| 1.440 INCHES MAXIMUM |
HOLE CONFIGURATION STYLE | HEXAGON FLATS |
HOLE TYPE | DRILLED |
HOLE QUANTITY | 1 |
HOLE DIAMETER | 0.070 INCHES MINIMUM AND |
| 0.080 INCHES MAXIMUM |
SHOULDER SHAPE | ROUND FIRST SHOULDER |
SHOULDER DIAMETER | 0.9985 INCHES MINIMUM AND |
| 0.9990 INCHES MAXIMUM FIRST SHOULDER |
SHOULDER LENGTH | 2.005 INCHES MINIMUM AND |
| 2.025 INCHES MAXIMUM FIRST SHOULDER |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.732 INCHES MINIMUM AND |
| 2.772 INCHES MAXIMUM FIRST HOLE |
SHANK UNTHREADED HOLE DIAMETER | 0.141 INCHES MINIMUM AND |
| 0.151 INCHES MAXIMUM FIRST HOLE |
SPECIAL FEATURES | FURNISHED WITH POINT 0.068 LONG,0.650 MIN. TO 0.660 MAX DIA. |