| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM101.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 1.286 INCHES MINIMUM AND 1.286 INCHES MINIMUM AND 1.311 INCHES MAXIMUM1.311 INCHES MAXIMUM |
| GRIP LENGTH | 0.806 INCHES NOMINAL0.806 INCHES NOMINAL |
| HEAD HEIGHT | 0.138 INCHES MAXIMUM0.138 INCHES MAXIMUM |
| HEAD STYLE | COOPER'SCOOPER'S |
| HEAD MAJOR DIAMETER | 0.647 INCHES MINIMUM AND 0.647 INCHES MINIMUM AND 0.713 INCHES MAXIMUM0.713 INCHES MAXIMUM |
| LUBRICATION | CETYL ALCOHOL AND CETYL ALCOHOL AND DRY FILMDRY FILM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT-TAPER SHANK, TENSIONBOLT-TAPER SHANK, TENSION |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH160000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD SIZE | 0.3125 INCHES0.3125 INCHES |
| SHANK DIAMETER | 0.3833 INCHES NOMINAL0.3833 INCHES NOMINAL |
| SHANK STYLE | PIN-RIVET, TAPERED, THREADEDPIN-RIVET, TAPERED, THREADED |
| THREAD CLASS | 3A3A |
| THREAD DIRECTION | RIGHT-HANDRIGHT-HAND |
| THREAD QUANTITY PER INCH | 2424 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF) |
| TIP DIAMETER | 0.3711 INCHES NOMINAL0.3711 INCHES NOMINAL |