| DRIVE TYPE | CROSS RECESS |
| DIAMETER | 0.365 INCHES NOMINAL |
| GRIP LENGTH | 0.395 INCHES MINIMUM AND 0.415 INCHES MAXIMUM |
| MATERIAL ACCOMMODATED THICKNESS | 0.126 INCHES MINIMUM AND 0.156 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5628 ASSN STD SINGLE MATERIAL RESPONSE STUD |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| TURNLOCK STUD SHANK STYLE | STUD SHANK |
| TURNLOCK STUD HEAD STYLE | FLAT COUNTERSUNK |
| STUD SHANK MAJOR DIAMETER | 0.248 INCHES MINIMUM AND 0.251 INCHES MAXIMUM |
| STUD THREAD SIZE AND SERIES/TYPE DESIGNATOR | 0.138-32 UNIFIED NATIONAL COARSE (UNC) |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |