| DISTANCE FROM SPHERICAL HEAD CENTERLINE TO HEAD END | 0.2498 INCHES NOMINAL |
| DISTANCE ACROSS FLATS | 0.484 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| HEAD DIAMETER | 0.4994 INCHES MINIMUM AND 0.4998 INCHES MAXIMUM |
| OVERALL LENGTH | 1.2073 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE |
| NECK DIAMETER | 0.190 INCHES NOMINAL |
| NOMINAL THREAD SIZE | 0.250 INCHES STUD THREAD |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| STYLE DESIGNATOR | BALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD SERIES DESIGNATOR | UNF STUD THREAD |