Bendix AN6234-3, also cataloged as 28090-B, is a hydraulic filter assembly used for inline filtration of aircraft hydraulic oil to protect pumps, valves, and actuators. Alternate designations for the same assembly include 28090-D and 28090BH, as seen in cross-reference catalogs and supplier listings. PTI Technologies catalogs AN6234-3 as a hydraulic filter with DC-3, DC-6, and DC-7 airframe applications, confirming its role in legacy aircraft hydraulic systems.
