| CHAMFER ANGLE | 45.0 DEGREES NOMINAL45.0 DEGREES NOMINAL |
| FASTENER LENGTH | 1.000 INCHES NOMINAL1.000 INCHES NOMINAL |
| HARDNESS RATING | 248.0 BRINELL STANDARD MINIMUM AND 341.0 BRINELL STANDARD MAXIMUM OVERALL |
| HEAD HEIGHT | 0.200 INCHES NOMINAL0.200 INCHES NOMINAL |
| HEAD LENGTH | 0.870 INCHES NOMINAL |
| HEAD STYLE | TEE NO. 6 |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALLAMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | IRON ALLOY 660 OVERALL |
| NOMINAL THREAD DIAMETER | 0.312 INCHES0.312 INCHES |
| SURFACE FINISH | 125.0 MICROINCHES TOP OF HEAD |
| SURFACE FINISH | 32.0 MICROINCHES THREADS32.0 MICROINCHES THREADS |
| SURFACE FINISH | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
| SURFACE FINISH | 63.0 MICROINCHES GRIP |
| THREAD CLASS | 3A3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.717 INCHES MINIMUM AND 0.800 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| WIDTH BETWEEN FLATS | 0.500 INCHES NOMINAL |