| FASTENER LENGTH | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM |
| HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD STYLE | HEADLESS (SETSCREW) |
| INTERNAL DRIVE STYLE | HEXAGON |
| LOCKING FEATURE | PELLET THREADS |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| MATERIAL | STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL |
| NOMINAL THREAD DIAMETER | 0.164 INCHES |
| POINT STYLE | FLAT |
| SPECIFICATION/STANDARD DATA | 80205-NAS1081 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNJC |
| WIDTH ACROSS FLATS | 0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM |