| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.675 INCHES NOMINAL FIRST HOLE |
| FASTENER LENGTH | 0.750 INCHES MINIMUM AND 0.765 INCHES MAXIMUM |
| FEATURES PROVIDED | FINISHED HEAD |
| GRIP LENGTH | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| HARDNESS RATING | 248.0 BRINELL STANDARD MINIMUM AND 341.0 BRINELL STANDARD MAXIMUM OVERALL |
| HEAD HEIGHT | 0.095 INCHES MINIMUM AND 0.110 INCHES MAXIMUM |
| HEAD STYLE | CROWNED HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5736 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OR 54-71A,FSCM 73342 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| MINIMUM YIELD STRENGTH | 85000 POUNDS PER SQUARE INCH |
| MINIMUM TENSILE STRENGTH | 130000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM FIRST HOLE |
| SPECIAL FEATURES | SPRING LOADED BALL IN SHANK 0.244 IN. FROM HEAD |
| WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM |
| SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| SURFACE FINISH | 32.0 MICROINCHES GRIP |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.312 INCHES MINIMUM AND 0.337 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNJF |
| THREAD QUANTITY PER INCH | 32 |