| MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2486 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| MINIMUM TENSILE STRENGTH | 95000 POUNDS PER SQUARE INCH |
| HEAD STYLE | CROWN COUNTERSUNK LESS THAN 135 DEGREES |
| HEAD HEIGHT | 0.0560 INCHES MINIMUM AND |
| 0.0760 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.481 INCHES MINIMUM AND |
| 0.526 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 130.0 DEGREES NOMINAL |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| FASTENER LENGTH | 0.697 INCHES MINIMUM AND |
| 0.717 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.0947 INCHES MINIMUM AND |
| 0.0967 INCHES MAXIMUM |
| SHANK DIAMETER | 0.2802 INCHES MINIMUM AND |
| 0.2807 INCHES MAXIMUM |
| GRIP LENGTH | 0.390 INCHES MINIMUM AND |
| 0.400 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD SIZE | 0.2500 INCHES |
| THREAD CLASS | 3A |
| THREAD QUANTITY PER INCH | 28 |
| THREAD DIRECTION | RIGHT-HAND |
| LUBRICATION | CETYL ALCOHOL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | PIN-RIVET, THREADED, 130 DEG FLUSH CROWN HEAD, TITANIUM |