| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.492 INCHES NOMINAL |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
| FASTENER LENGTH | 0.656 INCHES NOMINAL |
| FIRST DIAMETER FROM HEAD | 0.096 INCHES MINIMUM AND 0.100 INCHES MAXIMUM |
| HEAD DIAMETER | 0.218 INCHES MINIMUM AND 0.226 INCHES MAXIMUM |
| HEAD HEIGHT | 0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM |
| HEAD STYLE | FLAT CHAMFER |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | IRON ALLOY 660 OVERALL |
| NOMINAL THREAD DIAMETER | 0.138 INCHES |
| SPECIAL FEATURES | M/F NAS1352N06-12 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.164 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| WIDTH ACROSS FLATS | 0.1094 INCHES MINIMUM AND 0.1111 INCHES MAXIMUM |