Pitot Tube Type D-1, 369D-012 Beaufort the black paint is worn

the black paint is worn and chipped

Measures 8 inches x 10

The knob is used to adjust the altimeter to the barometric pressure as displayed in the small window at the 6 o'clock position

The B-20 Compass had a small module containing magnets at the top of the compass to compensate for deviation

This pitot tube is New Old Stock

Pitot Tube Type D-1, 369D-012 Beaufort the black paint is wornThis is a WWII era Pitot Tube, Type D 1 (also AN5816 2), as used by aircraft of the US Army Air Force and US Navy, such as bombers B 24 Liberator, B 25 Mitchell, B 26 Marauder, and A 26 Invader, fighters P 39 Airacobra, P 40 Warhawk, and P 47 Thunderbolt, dive bomber SBD Dauntless, and torpedo bomber TBM Avenger (see illustration from the TBM Erection and Maintenance Manual dated 1944). On most bombers, this pitot tube would be mounted on a stanchion