| EXTENDED WASHER DIAMETER | 0.928 INCHES MINIMUM AND 0.938 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.133 INCHES NOMINAL |
| FASTENER LENGTH | 3.951 INCHES NOMINAL |
| GRIP DIAMETER | 0.5605 INCHES MINIMUM AND 0.5615 INCHES MAXIMUM |
| GRIP LENGTH | 3.13 INCHES NOMINAL |
| HEAD HEIGHT | 0.557 INCHES NOMINAL |
| HEAD STYLE | DOUBLE HEXAGON W/HOLE |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT,TENSION,ALLOY STEEL,TWELVE POINT,EXTERNAL WRENCHING,180 KSI FTU |
| MINIMUM TENSILE STRENGTH | 39150 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.5625 INCHES |
| SPECIFICATION/STANDARD DATA | 80205-NAS624 THRU NAS644 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| THREAD CLASS | 3A |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH | 18 |
| WIDTH BETWEEN FLATS | 0.619 INCHES MINIMUM AND 0.628 INCHES MAXIMUM |