| MATERIAL DOCUMENT AND CLASSIFICATION | SAE-AMS-5664 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | NICKEL ALLOY OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD DIAMETER | 0.625 INCHES |
| SHOULDER DIAMETER | 0.875 INCHES NOMINAL ALL SHOULDERS |
| SHOULDER LENGTH | 0.375 INCHES NOMINAL ALL SHOULDERS |
| SHOULDER SHAPE | ROUND ALL SHOULDERS |
| SPECIAL FEATURES | MATERIAL CERTIFIED TO SAE-AMS-5664 |
| WIDTH BETWEEN FLATS | 0.687 INCHES NOMINAL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.500 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 18 |
| THREAD SERIES DESIGNATOR | UNJF |
| EXTENDED WASHER THICKNESS | 0.150 INCHES NOMINAL |
| EXTENDED WASHER DIAMETER | 1.040 INCHES MINIMUM AND 1.050 INCHES MAXIMUM |
| FASTENER LENGTH | 3.368 INCHES NOMINAL |
| HEAD HEIGHT | 0.618 INCHES NOMINAL |
| HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER |