| WASHER QUANTITY | 1 |
| SURFACE TREATMENT | ALUMINUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNJF |
| COLOR | GRAY HEAD |
| FASTENER LENGTH | 0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| HEAD DIAMETER | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| HEAD HEIGHT | 0.069 INCHES NOMINAL |
| HEAD STYLE | TRUSS |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE II |
| MATERIAL | TITANIUM OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER HEAD SCREW |
| PRIMARY WASHER MATERIAL THICKNESS | 0.025 INCHES MINIMUM AND 0.030 INCHES MAXIMUM |
| PRIMARY WASHER OUTSIDE DIAMETER | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
| PRIMARY WASHER STYLE | FLAT |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD DIAMETER | 0.1900 INCHES |