AN6279 (REV. 5), AIR FORCE/NAVY: VALVE-HYDRAULIC PRESSURE RELIEF TWO PORT (06-JAN-1961)

AN6279 (REV. 5), AIR FORCE/NAVY: VALVE-HYDRAULIC PRESSURE RELIEF TWO PORT (06-JAN-1961)., Inactive for new design after 06 January 1961. This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring the product described herein shall consist of this specification sheet and MIL-DTL-5523.