| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| FASTENER LENGTH | 2.690 INCHES MINIMUM AND 2.710 INCHES MAXIMUM |
| GRIP LENGTH | 1.870 INCHES MINIMUM AND 1.885 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 1.265 INCHES MINIMUM AND 1.272 INCHES MAXIMUM |
| HEAD STYLE | FLUSH COUNTERSUNK |
| LUBRICATION | CETYL ALCOHOL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP H11 OVERALL |
| MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD SIZE | 0.625 INCHES |
| SHANK DIAMETER | 0.625 INCHES NOMINAL |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| SHEAR STRENGTH | 7480 DOUBLE POUNDS PER SQUARE INCH |
| WIDTH BETWEEN FLATS | 0.252 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS2416 ASSN STD ALL TREATMENT RESPONSES OVERALL |
| SURFACE TREATMENT | NICKEL AND CADMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES DESIGNATOR | UNJF |
| THREAD QUANTITY PER INCH | 18 |