| FASTENER LENGTH | 0.746 INCHES MINIMUM AND 0.776 INCHES MAXIMUM |
| GRIP DIAMETER | 0.1625 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM |
| GRIP LENGTH | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
| HEAD DIAMETER | 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM |
| HEAD HEIGHT | 0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM |
| HEAD STYLE | PAN |
| INTERNAL DRIVE STYLE | CRUCIFORM RIBBED |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, PAN HEAD, CLOSE TOLERANCE, SHORT THREAD, RIBBED CRUCIFORM RECESS, A286 CRES, SELF-LOCKING AND NON-LOCKING |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731, AMS5732, AMS5737 OR AMS5853 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | IRON ALLOY 660 OVERALL |
| NOMINAL THREAD DIAMETER | 0.1640 INCHES |
| POINT DIAMETER | 0.1570 INCHES MINIMUM AND 0.1595 INCHES MAXIMUM |
| POINT STYLE | FLAT |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNJC |
| SPECIFICATION/STANDARD DATA | 80205-NAS7800 THRU NAS7806 NATIONAL STD/SPEC |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NAS4006 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ALUMINUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.323 INCHES NOMINAL |