| Designation | QQ-C-521 |
| Status | Canceled |
| Last Update | 2018-05-25 |
| Last Document Update | 1991-03-20 |
| Publisher | Defense Standardization Program Office |
| FSG-96 |
| FSC-9650 |
| Document Category |
| Federal Specification |
| Version | Date | Distribution Statement | Access | Pages |
|---|---|---|---|---|
| Revision D Notice 1 - Cancellation | 1991-03-20 | A | Public | 1 |
| Revision D | 1962-08-02 | A | Public | 4 |
| Service | Organization | Code |
|---|---|---|
| Lead Standardization Activity | Air Force Life Cycle Management Center - Item Reduction Support | 99 |
| Preparing Activity | Naval Sea Systems Command (Ship Systems) | SH |
| Air Force | Air Force Life Cycle Management Center - Item Reduction Support | 99 |
| Army | Army Research Laboratory, Weapons and Materials Research Directorate | MR |
| Navy | Naval Sea Systems Command (Ship Systems) | SH |