| THREAD SERIES DESIGNATOR | UNJC |
| NOMINAL THREAD DIAMETER | 0.164 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.276 INCHES NOMINAL |
| FASTENER LENGTH | 0.651 INCHES NOMINAL |
| MATERIAL | IRON ALLOY 660 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OR |
| AMS5732 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OR |
| AMS5737 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OR |
| AMS5853 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND |
| CHROMATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS-QQ-P-416, TYPE II, CLASS 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| COLOR | BLACK OVERALL |
| MINIMUM TENSILE STRENGTH | 2240 POUNDS PER SQUARE INCH |
| HEAD STYLE | FLAT FILLISTER |
| HEAD DIAMETER | 0.265 INCHES MINIMUM AND |
| 0.270 INCHES MAXIMUM |
| HEAD HEIGHT | 0.088 INCHES MINIMUM AND |
| 0.102 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) |
| GRIP LENGTH | 0.375 INCHES NOMINAL |
| GRIP DIAMETER | 0.1625 INCHES MINIMUM AND |
| 0.1635 INCHES MAXIMUM |