| FASTENER LENGTH | 0.595 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
| HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM FASTENER |
| HEAD DIAMETER | 0.134 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| HEAD HEIGHT | 0.083 INCHES MINIMUM AND 0.086 INCHES MAXIMUM |
| HEAD STYLE | FLAT CHAMFER |
| INTERNAL DRIVE STYLE | HEXAGON |
| LOCKING FEATURE | STRIP OR PATCH OR PELLET THREADS |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| MATERIAL | PLASTIC POLYAMIDE NYLON LOCKING FEATURE |
| MATERIAL | STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP XM-7 FASTENER |
| MINIMUM TENSILE STRENGTH | 155000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.086 INCHES |
| SPECIFICATION/STANDARD DATA | 80205-NAS1352 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
| SURFACE TREATMENT | PASSIVATE FASTENER |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.559 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNRC |
| THREAD QUANTITY PER INCH | 56 |
| WIDTH ACROSS FLATS | 0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM |