THREAD SERIES DESIGNATOR | UNF |
NOMINAL THREAD DIAMETER | 1.000 INCHES |
THREAD QUANTITY PER INCH | 12 |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.760 INCHES MINIMUM AND |
| 0.780 INCHES MAXIMUM |
FASTENER LENGTH | 5.198 INCHES MINIMUM AND |
| 5.218 INCHES MAXIMUM |
MATERIAL | STEEL OVERALL |
SURFACE TREATMENT | CADMIUM OVERALL |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND |
| 40.0 ROCKWELL C MAXIMUM OVERALL |
MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED |
CONCENTRIC HOLE DIAMETER | 0.428 INCHES MINIMUM AND |
| 0.448 INCHES MAXIMUM |
HEAD HEIGHT | 0.500 INCHES MINIMUM AND |
| 0.515 INCHES MAXIMUM |
WIDTH BETWEEN FLATS | 1.427 INCHES MINIMUM AND |
| 1.440 INCHES MAXIMUM |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 5.069 INCHES NOMINAL FIRST HOLE |
SHANK UNTHREADED HOLE DIAMETER | 0.141 INCHES NOMINAL FIRST HOLE |
THE MANUFACTURERS DATA | |
MANUFACTURERS CODE | 78286 |
DESIGN CONTROL REFERENCE | 65104-11061-101 |