AN6240 (REV. 1) (NOTICE 2), MILITARY SPECIFICATION SHEET: FILTER, HYDRAULIC REPLACEABLE ELEMENT VENT TYPE (22 JAN 1999)

AN6240 (REV. 1) (NOTICE 2), MILITARY SPECIFICATION SHEET: FILTER, HYDRAULIC REPLACEABLE ELEMENT VENT TYPE (22 JAN 1999)., This notice should be filed in front of AN6240 Rev 1, dated 2 September 1949. AN6240 Rev 1 is inactive for new design and is no longer used, except for replacement purposes.