MIL-V-25675E (AMENDMENT 5), MILITARY SPECIFICATION: VALVES, CHECK, MINIATURE, HYDRAULIC, AIRCRAFT AND MISSILE (16 DEC 1987) [S/S BY MIL-PRF-25675B]., This amendment forms a part of MIL-V-25675B, dated13 May 1968, and is approved for use by all Departmentsand Agencies of the Department of Defense.