| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| FASTENER LENGTH | 0.627 INCHES MINIMUM AND 0.647 INCHES MAXIMUM |
| GRIP LENGTH | 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.258 INCHES MINIMUM AND 0.305 INCHES MAXIMUM |
| HEAD STYLE | FLUSH COUNTERSUNK |
| HOLE DEPTH | 0.258 INCHES MINIMUM AND 0.305 INCHES MAXIMUM |
| LUBRICATION | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | IRON ALLOY 660 OVERALL |
| MINIMUM YIELD STRENGTH | 95000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD SIZE | 0.190 INCHES |
| SHANK DIAMETER | 0.1879 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| SPECIAL FEATURES | THREADS COLORED GREEN |
| WIDTH BETWEEN FLATS | 0.0791 INCHES MINIMUM AND 0.0806 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 3A |
| THREAD SERIES DESIGNATOR | UNJF |
| THREAD QUANTITY PER INCH | 32 |