| FASTENER LENGTH | 5.812 INCHES MINIMUM AND 6.000 INCHES MAXIMUM |
| HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD HEIGHT | 0.361 INCHES MINIMUM AND 0.389 INCHES MAXIMUM |
| HEAD STYLE | SQUARE |
| INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | STEEL COMP 1010 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1011 OR STEEL COMP 1013 OVERALL |
| NOMINAL THREAD DIAMETER | 0.500 INCHES |
| POINT STYLE | CUP |
| WIDTH BETWEEN FLATS | 0.484 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | 4342-M FSCM 24617 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC OVERALL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 5.658 INCHES MINIMUM AND 6.000 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 13 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |