| FASTENER LENGTH | 1.349 INCHES MINIMUM AND 1.431 INCHES MAXIMUM |
| GRIP DIAMETER | 0.1900 INCHES NOMINAL |
| GRIP LENGTH | 0.031 INCHES MINIMUM AND 0.062 INCHES MAXIMUM |
| HEAD HEIGHT | 0.099 INCHES MINIMUM AND 0.119 INCHES MAXIMUM |
| HEAD STYLE | CROWNED HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | |
| MATERIAL | UNABLE TO DECODE |
| NOMINAL THREAD DIAMETER | 0.1900 INCHES |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, MACHINE, CROWNED HEXAGON HEAD, ADJUSTING |
| SPECIAL FEATURES | MATERIAL -CRES: A286 (UNS S66286) CONFORMING TO THE CHEMISTRY OF AMS5731, AMS5732, AMS5737 OR AMS5853. FINISH - PASSIVATE PER AMS2700, METHOD 1, CLASS 4. THREAD PER AS8879. |
| SPECIFICATION/STANDARD DATA | 80205-NAS428 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | UNABLE TO DECODE |
| SURFACE TREATMENT | UNABLE TO DECODE |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.250 INCHES MINIMUM AND 1.312 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| WIDTH BETWEEN FLATS | 0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM |