| THREAD SERIES DESIGNATOR | UNJF |
| THREAD QUANTITY PER INCH | 24 |
| WIDTH BETWEEN FLATS | 0.127 INCHES MINIMUM AND 0.129 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | 258 CAGE 73197 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| FASTENER LENGTH | 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM |
| GRIP LENGTH | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM |
| HEAD HEIGHT | 0.102 INCHES MINIMUM AND 0.112 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.475 INCHES MINIMUM AND 0.505 INCHES MAXIMUM |
| HEAD STYLE | STRAIGHT PAN |
| NOMINAL THREAD SIZE | 0.312 INCHES |
| LUBRICATION | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP XM-13 OVERALL |
| SHANK DIAMETER | 0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| SHEAR STRENGTH | 125000 SINGLE POUNDS PER SQUARE INCH |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | PIN-RIVET THREADED |