Altimeter, Sensitive, Type C-13, 35,000 ft, US Navy WWII 671K-05 H-46 and the lines leading from

and the lines leading from bottom center to each light is a wire to the light

25in diameter and ~6in deep

but there is still a metal government seal wired into place at 4 o'clock to provide evidence if opened

and one measuring 18 inches long with markings in 32nds and 40ths of an inch

was part of the direction finding and landing system "PeilG V" and "PeilG 6" as well as the FuG 16 Z / ZY

Altimeter, Sensitive, Type C-13, 35,000 ft, US Navy WWII 671K-05 H-46 and the lines leading fromHere is an early WWII era Sensitive Altimeter, Air Corps US Army Type C 13 (also AN 5760 1), made by Kollsman. part number 671K 05. The C 13 Altimeter was used across all aircraft of the US Navy and Air Corps US Army, including heavy bombers B 17 and B 24, medium bombers, B 25 and B 26, Fighters P 38, P 39, P 40, P 47, and P 51, and transports C 46 and C 47, according to the Maintenance Interchangeability Chart dated Dec 1943. This altimeter is