Vintage WWII US Navy Aircraft Mark V Bubble Sextant Bendix Eclipse Pioneer 1940s For Sale

**Item:** Genuine WWII U.S. Navy Mark V Aircraft Bubble Sextant**Manufacturer:** Eclipse-Pioneer Division of Bendix Aviation Corporation (Teterboro, NJ)**Era:** World War II (Circa 1942-1945)**Identified Markings (From Original Dataplate):*** Type: Aircraft Sextant, Mark V* Specification: Bu. Aero., U.S. Navy* Contract No: 96749* Manufacturer Part No: 3014-2-A* Manufacturer Serial No: 3410**Condition:** Pre-owned vintage military surplus. The heavy cast metal body retains a clean matte black crinkle-texture finish with minimal paint wear on the edges. The optical glass prism path appears clear, and the internal chronometric averaging dials, knobs, and mechanical components adjust smoothly. The brass fittings and original ID data plate are fully intact and highly legible. Untested for flight calibration. (Please review photos closely for cosmetic details).**Dimensions:** Approximately 8\" H x 8\" W x 6\" D **Historical Detail:** A premier piece of WWII aviation history, this specialized bubble sextant allowed combat aircrews to navigate over the Atlantic and Pacific oceans using celestial tracking when a physical sea horizon was invisible. Features the classic 4-prism reflection system and automatic mechanical averaging device. Essential for military surplus collectors, WWII buffs, or aviation enthusiasts.