| MATERIAL | IRON ALLOY 660 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| HEAD STYLE | DISHED HEXAGON |
| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD DIAMETER | 0.1900 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.345 INCHES NOMINAL |
| FASTENER LENGTH | 1.768 INCHES MINIMUM AND |
| 1.798 INCHES MAXIMUM |
| HEAD HEIGHT | 0.110 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND |
| 0.376 INCHES MAXIMUM |
| HOLE CONFIGURATION STYLE | HEXAGON FLATS |
| HOLE TYPE | DRILLED |
| HOLE QUANTITY | 3 |
| HOLE DIAMETER | 0.046 INCHES MINIMUM AND |
| 0.056 INCHES MAXIMUM |
| GRIP LENGTH | 1.428 INCHES MINIMUM AND |
| 1.448 INCHES MAXIMUM |
| GRIP DIAMETER | 0.1890 INCHES MINIMUM AND |
| 0.1895 INCHES MAXIMUM |
| SHANK UNTHREADED HOLE DIAMETER | 0.070 INCHES MINIMUM AND |
| 0.080 INCHES MAXIMUM FIRST SHOULDER |
| SPECIFICATION/STANDARD DATA | 80205-NAS6703 THRU NAS6720 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, TENSION, HEX HEAD, CLOSE TOLERANCE |