| COLLAR STYLE | THREADED BREAK OFF TYPE |
| COLLAR INSIDE DIAMETER | 0.257 INCHES MINIMUM AND 0.261 INCHES MAXIMUM |
| COLLAR OUTSIDE DIAMETER | 0.408 INCHES MINIMUM AND 0.412 INCHES MAXIMUM |
| COLLAR OVERALL HEIGHT | 0.455 INCHES MINIMUM AND 0.475 INCHES MAXIMUM |
| GRIP LENGTH | 0.312 INCHES NOMINAL |
| HEAD HEIGHT | 0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.387 INCHES MINIMUM AND 0.412 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4967 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| MATERIAL | ALUMINUM ALLOY 7075 COLLAR |
| MATERIAL | TITANIUM ALLOY UNS R56400 BODY |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| SHANK DIAMETER | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| WIDTH BETWEEN FLATS | 0.094 INCHES MINIMUM AND 0.096 INCHES MAXIMUM |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES DESIGNATOR | UNJF |
| THREAD QUANTITY PER INCH | 28 |