| Designation | O-W-221 |
| Status | Canceled |
| Last Update | None |
| Last Document Update | 2025-09-09 |
| Publisher | Defense Standardization Program Office |
| FSG-67 |
| FSC-6750 |
| Document Category |
| Federal Specification |
| Version | Date | Distribution Statement | Access | Pages |
|---|---|---|---|---|
| Revision C Notice 4 - Cancellation | 2025-09-09 | A | Public | 1 |
| Revision C Notice 3 - Validation | 2019-04-11 | A | Public | 1 |
| Revision C Notice 2 - Inactivation | 2001-04-19 | A | Public | 1 |
| Revision C Notice 1 - Validation | 1989-02-20 | A | Public | 1 |
| Revision C | 1976-05-11 | A | Public | 6 |
| Service | Organization | Code |
|---|---|---|
| Lead Standardization Activity | DLA Troop Support - Construction and Equipment Items of Supply Standardization | CQ |
| Preparing Activity | Naval Air Systems Command | AS |
| Army | US Army Combat Capabilities Development Command, C5ISR Center | CR |
| DLA | DLA Aviation - Richmond | GS |
| Navy | Naval Air Systems Command | AS |