| CRITICALITY CODE JUSTIFICATION | FEAT |
| FASTENER LENGTH | 1.93 INCHES NOMINAL |
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD HEIGHT | 0.340 INCHES NOMINAL |
| HEAD STYLE | HEXAGON |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, SYNCHRONIZATION DRIVE SHAFT |
| PROPRIETARY CHARACTERISTICS | PACS |
| MINIMUM TENSILE STRENGTH | 150000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.5625 INCHES |
| SPECIAL FEATURES | FSDCAT2: CATEGORY 2 IS CRITICAL, INCLUDING SEVERE INJURY TO PERSONNEL OR DAMAGE TO EQUIPMENT; GRIP LENGTH: 0.880" HEAD HAS DRILLED HOLE IN CENTER 0.88" DEEP AND 0.328" DIAMETER |
| WIDTH BETWEEN FLATS | 0.938 INCHES NOMINAL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.91 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 18 |
| THREAD SERIES DESIGNATOR | UNJF |