| COUNTERSINK ANGLE | 99.0 DEGREES NOMINAL AND 101.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 2.6975 INCHES MINIMUM AND 2.7175 INCHES MAXIMUM |
| GRIP LENGTH | 2.7025 INCHES MINIMUM AND 2.7125 INCHES MAXIMUM |
| HEAD HEIGHT | 0.0918 INCHES MINIMUM AND 0.0939 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.4682 INCHES MINIMUM AND 0.4732 INCHES MAXIMUM |
| HEAD STYLE | FLUSH COUNTERSUNK |
| LUBRICATION | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS4928 OR 4967 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL |
| NOMINAL THREAD SIZE | 0.2500 INCHES |
| SHANK DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | PIN 100 DEG FLUSH MS20426 HEAD TITANIUM 1/16 GRIP VARIATION |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | ITEM IS FAA CERTIFIED |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH | 28 |
| WIDTH BETWEEN FLATS | 0.0947 INCHES MINIMUM AND 0.0967 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ALUMINUM PIGMENTED COATING PER HI-SHEAR SPEC 294 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ALUMINUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |