| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 0.582 INCHES MINIMUM AND 0.602 INCHES MAXIMUM |
| GRIP LENGTH | 0.501 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| HEAD STYLE | FLUSH COUNTERSUNK |
| HEAD MAJOR DIAMETER | 0.386 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 8740 OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD SIZE | 0.164 INCHES |
| SHANK DIAMETER | 0.2005 INCHES MINIMUM AND 0.2025 INCHES MAXIMUM |
| SHEAR STRENGTH | 108000 SINGLE POUNDS PER SQUARE INCH |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| SPECIAL FEATURES | HEXAGON SOCKET IN HEAD 0.078 IN. WIDTH ACROSS FLATS |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-N-290 CLASS 1 GRADE F FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | NICKEL OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 56 |
| THREAD SERIES DESIGNATOR | UNS |