Lower Firewall Sheet

The 0553031-20 is a genuine Textron Aviation lower firewall sheet supplied for use on the aircraft, with its precise function defined by the aircraft's parts data. It fits the Skyhawk. It carries an export classification of ECCN 9A991, weighs 3.76 pounds, and measures 40.38 (L) x 18.75 (W) x 3.38 (H) Inches. Because the 0553031-20 is an original-equipment (OEM) part sourced directly from Textron Aviation, it matches the exact specification and placement called out in the aircraft's type design and maintenance data — assurance a generic substitute cannot offer. Across the Cessna Skyhawk fleet, correctly identified factory parts like this keep every airframe consistent and configuration-correct. Supplied as a defined part in the manufacturer's catalog, its exact role is set by the aircraft's parts and maintenance data. Fitting the correct factory part the first time avoids the rework, removal, and re-inspection that an incorrect or unapproved part can trigger. The value of an OEM part is as much in its paperwork and pedigree as its metal — both of which an aircraft's records require. On a certificated airframe, part provenance matters as much as the part itself; genuine factory sourcing settles that question up front. Cessna traces to the company Clyde Cessna founded in Wichita, Kansas in 1927; Textron Inc. acquired it in 1992, and since 2014 it has anchored Textron Aviation alongside Beechcraft and Hawker. With over 44,000 built, the Cessna Skyhawk is the best-selling aircraft ever made and is still produced today. To check availability, request a quote for 0553031-20 or browse more Cessna Skyhawk parts on Flying411.