| Designation | SD-21 |
| Status | Active |
| Last Update | 2026-03-05 |
| Last Document Update | 2021-01-01 |
| Publisher | Defense Standardization Program Office |
| FSG-02 |
| FSC-STDZ |
| Document Category |
| Standardization - Related Documents (SD) |
| Version | Date | Distribution Statement | Access | Pages |
|---|---|---|---|---|
| Base Document | 2021-01-01 | A | Public | 67 |
| Service | Organization | Code |
|---|---|---|
| Lead Standardization Activity | Executive Agent for the Defense Standardization Program | SO |
| Preparing Activity | Executive Agent for the Defense Standardization Program | SO |
| Air Force | Air Force Departmental Standardization Office (DepSO) | 01 |
| Army | HQ US Army Materiel Command, (AMC), DepSO | AM |
| DLA | Defense Logistics Agency (DepSO) | DH |
| Navy | Department of the Navy Standardization Office, DASN (RDT&E) (DepSO) | NM |