| FASTENER LENGTH | 0.615 INCHES MINIMUM AND 0.645 INCHES MAXIMUM |
| HEAD STYLE | FLAT CHAMFER |
| HEAD DIAMETER | 0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| HEAD HEIGHT | 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| LOCKING FEATURE | PATCH OR PELLET OR STRIP THREADS |
| INTERNAL DRIVE STYLE | HEXAGON |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH |
| MATERIAL | STEEL OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL |