| MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS4928 FED STD SINGLE MATERIAL RESPONSE OR |
| AMS4967 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | ALUMINUM AND |
| CHROMATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DPS 4.50-197 (HI-KOTE 1 ONLY) MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| HEAD STYLE | CROWN COUNTERSUNK LESS THAN 135 DEGREES |
| HEAD HEIGHT | 0.0852 INCHES MINIMUM AND |
| 0.0873 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.454 INCHES MINIMUM AND |
| 0.466 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| FASTENER LENGTH | 0.885 INCHES MINIMUM AND |
| 0.905 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.0947 INCHES MINIMUM AND |
| 0.0967 INCHES MAXIMUM |
| SHANK DIAMETER | 0.2646 INCHES MINIMUM AND |
| 0.2651 INCHES MAXIMUM |
| GRIP LENGTH | 0.495 INCHES MINIMUM AND |
| 0.505 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-100 DEG FL CROWN HEAD |