| COUNTERSINK ANGLE | 45.0 DEGREES NOMINAL |
| FASTENER LENGTH | 1.948 INCHES MINIMUM AND 1.968 INCHES MAXIMUM |
| GRIP LENGTH | 1.558 INCHES MINIMUM AND 1.568 INCHES MAXIMUM |
| HEAD HEIGHT | 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM |
| HEAD STYLE | COUNTERSUNK W/REVERSE CHAMFER |
| HEAD MAJOR DIAMETER | 0.415 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
| LUBRICATION | SOLID FILM |
| MATERIAL DOCUMENT AND CLASSIFICATION | UNABLE TO DECODE |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | PROTRUDING TENSION HEAD PH13-8MO STAINLESS STEEL 1/16 GRIP VARIATION |
| MATERIAL | UNABLE TO DECODE |
| NOMINAL THREAD SIZE | 0.2500 INCHES |
| SHANK DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| SHEAR STRENGTH | 125000 SINGLE POUNDS PER SQUARE INCH |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| WIDTH BETWEEN FLATS | 0.0947 INCHES MINIMUM AND 0.0967 INCHES MAXIMUM |