| FASTENER LENGTH | 0.970 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
| HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD DIAMETER | 0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| HEAD HEIGHT | 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| HEAD STYLE | FLAT CHAMFER |
| INTERNAL DRIVE STYLE | HEXAGON |
| LOCKING FEATURE | PELLET THREADS |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE J429 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| MATERIAL | STEEL FASTENER |
| MINIMUM YIELD STRENGTH | 155000 POUNDS PER SQUARE INCH |
| MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.375 INCHES |
| SPECIFICATION/STANDARD DATA | 80205-NAS1352 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| WIDTH ACROSS FLATS | 0.3125 INCHES MINIMUM AND 0.3160 INCHES MAXIMUM |
| SURFACE FINISH | 32.0 MICROINCHES THREADS |
| SURFACE FINISH | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE FASTENER |
| SURFACE TREATMENT | OXIDE FASTENER |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 3A |
| THREAD LENGTH | 0.845 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNRC |
| THREAD QUANTITY PER INCH | 16 |