| Designation | MIL-DTL-81940/4 |
| Status | Active |
| Last Update | 2026-03-23 |
| Last Document Update | 2026-03-18 |
| Publisher | Defense Standardization Program Office |
| FSG-48 |
| FSC-4820 |
| Document Category |
| Detail Specification |
| Version | Date | Distribution Statement | Access | Pages |
|---|---|---|---|---|
| Revision B Notice 3 - Validation | 2026-03-18 | A | Public | 1 |
| Revision B Notice 2 - Validation | 2021-04-21 | A | Public | 1 |
| Revision B Notice 1 - Validation | 2016-07-14 | A | Public | 1 |
| Revision B | 2011-10-07 | A | Public | 3 |
| Notice 1 - Administrative | 2011-09-29 | A | Public | 1 |
| Revision A Interim Revision | 1992-02-25 | A | Public | 3 |
| Base Document | 1990-12-14 | A | Public | 2 |
| Service | Organization | Code |
|---|---|---|
| Lead Standardization Activity | DLA Land and Maritime | CC |
| Preparing Activity | Naval Sea Systems Command (Ship Systems) | SH |
| Air Force | Air Force Life Cycle Management Center - Aircraft Systems | 11 |
| Army | Combat Capabilities Development Command, Aviation and Missile Center | AV |
| Navy | Naval Sea Systems Command (Ship Systems) | SH |