| ACCOMMODATED ITEM SECURING DEVICE TYPE | SLOT |
| OVERALL DIAMETER | 0.492 INCHES MINIMUM AND 0.497 INCHES MAXIMUM |
| OVERALL LENGTH | 0.640 INCHES MINIMUM AND 0.656 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626,ALLOY 360,1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | COPPER ALLOY 360 |
| MOUNTING FACILITY TYPE AND QUANTITY | 1 THREADED BASE SINGLE MOUNTING FACILITY |
| NOMINAL THREAD SIZE | 0.438 INCHES SINGLE MOUNTING FACILITY |
| PRECIOUS MATERIAL AND LOCATION | INTERNAL AND EXTERNAL SURFACES GOLD |
| PRECIOUS MATERIAL | GOLD |
| STYLE DESIGNATOR | CYLINDRICAL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-G-45204,TYPE II,GRADE C MIL SPEC 1ST TREATMENT RESPONSE AND QQ-N-290,CLASS 2 FED SPEC 2ND TREATMENT RESPONSE |
| SURFACE TREATMENT | GOLD AND NICKEL |
| THREAD CLASS | 2B SINGLE MOUNTING FACILITY |
| THREAD SERIES DESIGNATOR | UNEF SINGLE MOUNTING FACILITY |