NOS Curtiss-Wright Corporation crankcase front section flange, part number 170051, preserved in original factory packaging with heavy protective coating still present. The package is marked CWC 170051 and identified as “FLANGE,” with associated military stock number references and Curtiss-Wright manufacturing information.

This component is illustrated and identified in Curtiss-Wright radial engine maintenance documentation as Part No. 170051, Flange, Crankcase Front Section. Screenshots included for reference only. Manual is NOT included with purchase. The flange mounts at the crankcase front section assembly and is associated with the propeller shaft thrust bearing retaining ring area shown in the engine parts manual.

The part remains in preserved surplus condition with original protective wrapping and preservative compound intact. An excellent piece for aviation collectors, radial engine restorers, museums, military surplus collectors, or anyone preserving historic Curtiss-Wright engine components.