| FASTENER LENGTH | 19.70 MILLIMETERS MINIMUM AND 20.30 MILLIMETERS MAXIMUM |
| HEAD HEIGHT | 2.20 MILLIMETERS MINIMUM AND 2.50 MILLIMETERS MAXIMUM |
| HEAD STYLE | HEXAGON |
| INTERNAL DRIVE STYLE | TORQUE-SET RIBBED |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5853 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, DUAL WRENCHING HEX HEAD/OFFSET CRUCIFORM, A286 CRES |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| NOMINAL THREAD DIAMETER | 4.0 MILLIMETERS |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS2700, METHOD 1, CLASS 4 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 19.70 MILLIMETERS MINIMUM AND 20.30 MILLIMETERS MAXIMUM |
| THREAD PITCH IN MILLIMETERS | 0.7 |
| THREAD SERIES DESIGNATOR | MJ |
| WIDTH BETWEEN FLATS | 6.85 MILLIMETERS MINIMUM AND 7.00 MILLIMETERS MAXIMUM |