| EXTENDED WASHER DIAMETER | 1.040 INCHES MINIMUM AND 1.050 INCHES MAXIMUM |
| GRIP DIAMETER | 0.6230 INCHES MINIMUM AND 0.6240 INCHES MAXIMUM |
| GRIP LENGTH | 1.1875 INCHES NOMINAL |
| HEAD HEIGHT | 0.494 INCHES NOMINAL |
| HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER |
| MATERIAL | UNABLE TO DECODE |
| MINIMUM TENSILE STRENGTH | 260000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.6250 INCHES |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT,TENSION,260 KSI FTU 12-POINT EXTERNAL WRENCHING |
| SURFACE TREATMENT | CHROMATE AND NICKEL AND CADMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 2.0885 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 18 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| WIDTH BETWEEN FLATS | 0.775 INCHES MAXIMUM |