| EXTENDED WASHER DIAMETER | 9.40 MILLIMETERS MINIMUM AND 9.52 MILLIMETERS MAXIMUM |
| EXTENDED WASHER THICKNESS | 2.16 MILLIMETERS MINIMUM AND 2.66 MILLIMETERS MAXIMUM |
| FASTENER LENGTH | 14.05 MILLIMETERS MINIMUM AND 14.55 MILLIMETERS MAXIMUM |
| HEAD HEIGHT | 7.09 MILLIMETERS MINIMUM AND 7.59 MILLIMETERS MAXIMUM |
| HEAD STYLE | DOUBLE HEXAGON W/ HOLE |
| MATERIAL | NICKEL ALLOY |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | K7766-BS HR650 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE |
| SCREW MATERIAL | NICKEL ALLOY |
| SCREW SURFACE TREATMENT | SILVER |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | K0379-DTD 939 DEF STAN/SPEC SINGLE TREATMENT RESPONSE |
| SPECIAL FEATURES | SURFACE TEXTURE TOP AND SIDES OF HD 3.2 MICRONS |
| WIDTH BETWEEN FLATS | 6.10 MILLIMETERS MINIMUM AND 6.60 MILLIMETERS MAXIMUM |
| SURFACE FINISH | 32 MICROMETERS |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 14.05 MILLIMETERS NOMINAL AND 14.30 MILLIMETERS MINIMUM |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNJF |