| DRIVE POINT DEPTH | 0.050 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| DRIVE POINT QUANTITY | 8 |
| DRIVE POINT WIDTH | 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 89.5 DEGREES MINIMUM AND 90.5 DEGREES MAXIMUM NUT |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4130 OVERALL |
| NOMINAL THREAD SIZE | 0.664 INCHES |
| NUT DIAMETER | 0.938 INCHES MINIMUM AND 0.948 INCHES MAXIMUM |
| NUT STYLE | ROUND |
| NUT THICKNESS | 0.219 INCHES MINIMUM AND 0.224 INCHES MAXIMUM |
| SMALL END DIAMETER | 0.851 INCHES MINIMUM AND 0.856 INCHES MAXIMUM |
| SPECIFICATION/STANDARD DATA | 80205-NAS1493 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY2CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES | UNS |
| UNDERCUT THICKNESS | 0.100 INCHES MINIMUM AND 0.105 INCHES MAXIMUM |