| COUNTERSINK ANGLE | 130.0 DEGREES NOMINAL |
| FASTENER LENGTH | 0.635 INCHES MINIMUM AND 0.655 INCHES MAXIMUM |
| GRIP LENGTH | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| HEAD HEIGHT | 0.062 INCHES MINIMUM AND 0.064 INCHES MAXIMUM |
| HEAD STYLE | CROWN COUNTERSUNK LESS THAN 135 DEGREES |
| HEAD MAJOR DIAMETER | 0.450 INCHES MINIMUM AND 0.494 INCHES MAXIMUM |
| LUBRICATION | CETYL ALCOHOL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4967 FED SPEC SINGLE MATERIAL RESPONSE OR AMS 4928 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | PIN-RIVET, THREADED-130 DEG FLUSH CROWN HD, TITANIUM |
| NOMINAL THREAD SIZE | 0.2500 INCHES |
| SHANK DIAMETER | 0.2646 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| SPECIAL FEATURES | FEATGMATE WITH 3D0141 COLLARS |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2486 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| 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 |