| FASTENER LENGTH | 2.625 INCHES NOMINAL2.625 INCHES NOMINAL |
| FEATURES PROVIDED | FINISHED HEADFINISHED HEAD |
| GRIP LENGTH | 1.315 INCHES MINIMUM AND 1.315 INCHES MINIMUM AND 1.375 INCHES MAXIMUM1.375 INCHES MAXIMUM |
| HARDNESS RATING | 248.0 BRINELL STANDARD MINIMUM AND 248.0 BRINELL STANDARD MINIMUM AND 341.0 BRINELL STANDARD MAXIMUM OVERALL341.0 BRINELL STANDARD MAXIMUM OVERALL |
| HEAD HEIGHT | 0.281 INCHES NOMINAL0.281 INCHES NOMINAL |
| HEAD STYLE | HEXAGONHEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALLAMS5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | IRON ALLOY OVERALL |
| MINIMUM TENSILE STRENGTH | 130000 POUNDS PER SQUARE INCH130000 POUNDS PER SQUARE INCH |
| MINIMUM YIELD STRENGTH | 85000 POUNDS PER SQUARE INCH85000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.500 INCHES0.500 INCHES |
| SPECIFICATION/STANDARD DATA | 96906-MS9494 GOVERNMENT STANDARD96906-MS9494 GOVERNMENT STANDARD |
| WIDTH BETWEEN FLATS | 0.741 INCHES MINIMUM AND 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM0.752 INCHES MAXIMUM |
| SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD32.0 MICROINCHES BEARING SURFACE OF HEAD |
| SURFACE FINISH | 32.0 MICROINCHES GRIP32.0 MICROINCHES GRIP |
| THREAD CLASS | 3A3A |
| THREAD DIRECTION | RIGHT-HANDRIGHT-HAND |
| THREAD LENGTH | 1.250 INCHES MINIMUM AND 1.250 INCHES MINIMUM AND 1.310 INCHES MAXIMUM1.310 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 2020 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF) |