Vintage Simpson Aircraft Cockpit Slope Indicator – NOS with Original Box

Description

This vintage aircraft cockpit slope indicator was manufactured by Simpson Instruments and comes in new old stock (NOS) condition—never used, unopened, and still housed in its original box. A rare aviation collectible, this indicator was designed for use in aircraft to measure lateral slope or bank angle, making it both a historical piece and a precision instrument.

Ideal for aviation enthusiasts, collectors of flight instruments, or restoration projects, this slope indicator showcases quality engineering from a respected name in instrumentation.

Whether for display, education, or integration into a vintage cockpit panel, this is a standout item for any aviation-related collection.