| BEARING SURFACE OF HEAD SURFACE FINISH | 63.0 MICROINCHES |
| BEARING SURFACE OF HEAD SURFACE TREATMENT | PASSIVATE |
| HEAD HEIGHT | 0.049 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| HEAD SURFACE TREATMENT | PASSIVATE |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, HEX HEAD WITH CROSS RECESS, A286 CRES, 160 KSI |
| PROPRIETARY CHARACTERISTICS | PACS |
| MINIMUM TENSILE STRENGTH | 925 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.1120 INCHES |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | ITEM IS FAA CERTIFIED |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS5737 ASSN STD SINGLE MATERIAL RESPONSE |
| SCREW MATERIAL | IRON ALLOY 660 |
| SCREW SURFACE TREATMENT | PASSIVATE |
| SHANK SURFACE FINISH | 32.0 MICROINCHES |
| WIDTH BETWEEN FLATS | 0.181 INCHES MINIMUM AND 0.189 INCHES MAXIMUM |
| THREAD LENGTH | 0.1065 INCHES MINIMUM AND 0.1085 INCHES MAXIMUM |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 40 |
| THREAD SURFACE FINISH | 32.0 MICROINCHES |
| THREAD SERIES DESIGNATOR | UNJC |