| EXTENDED WASHER THICKNESS | 0.089 INCHES MINIMUM AND 0.109 INCHES MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| FASTENER LENGTH | 1.679 INCHES MINIMUM AND 1.709 INCHES MAXIMUM |
| GRIP DIAMETER | 0.4521 INCHES MINIMUM AND 0.4526 INCHES MAXIMUM |
| GRIP LENGTH | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM |
| HEAD HEIGHT | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER |
| MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.4375 INCHES |
| WIDTH BETWEEN FLATS | 0.561 INCHES MINIMUM AND 0.580 INCHES MAXIMUM |
| SURFACE TREATMENT | ALUMINUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.694 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 20 |
| THREAD SERIES DESIGNATOR | UNJF |