| FASTENER LENGTH | 0.35 INCHES MINIMUM AND 0.38 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 |
| LOCKING FEATURE MATERIAL DOCUMENT AND CLASSIFICATION | MIL-F-18240 AND QPL 18240 MIL SPEC SINGLE MATERIAL RESPONSE |
| LOCKING FEATURE MATERIAL | PLASTIC |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,PAN HEAD,CRUCIFORM RECESS,A-286 CRES,FULL THREAD,SELF-LOCKING AND NONLOCKING |
| NOMINAL THREAD DIAMETER | 0.1640 INCHES |
| SPECIAL FEATURES | ANY APPROVED LOCKING FEATURE INCORPORATED INTO THREADS |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731,5732,5737 OR 5853,A286 CRES ASSN STD SINGLE MATERIAL RESPONSE |
| SCREW MATERIAL | IRON ALLOY 660 |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| SCREW SURFACE TREATMENT | PASSIVATE |
| SPECIFICATION/STANDARD DATA | 80205-NAS8100 THRU 8106 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| THREAD LENGTH | 0.35 INCHES MINIMUM AND 0.38 INCHES MAXIMUM |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNJC |