| FASTENER LENGTH | 2.645 INCHES NOMINAL |
| GRIP LENGTH | 1.875 INCHES NOMINAL |
| HEAD HEIGHT | 0.112 INCHES MINIMUM AND 0.127 INCHES MAXIMUM |
| HEAD STYLE | STRAIGHT PAN |
| HEAD MAJOR DIAMETER | 0.829 INCHES MINIMUM AND 0.864 INCHES MAXIMUM |
| LUBRICATION | CETYL ALCOHOL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, PROTRUDING HEAD |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD SIZE | 0.5625 INCHES |
| SHANK DIAMETER | 0.5599 INCHES MINIMUM AND 0.5605 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| WIDTH BETWEEN FLATS | 0.2520 INCHES MINIMUM AND 0.2555 INCHES MAXIMUM |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 18 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |