Gun Sight, Reflector, Type N-6A SB2C Helldiver According to the Maintenance and

According to the Maintenance and Interchangeability Chart dated Feb 1945

and the interior side of the glass requires cleaning

It red lines at 110degC

The serial number prefix

anti-aircraft gun mounts

Gun Sight, Reflector, Type N-6A SB2C Helldiver According to the Maintenance andHere is a fine example of the Reflector Gun Sight, Type N 6A, as used in gun turrets of aircraft of the US Army Air Force during WWII. From our friend Laurent at Aircraft Gunsights. com: "The N 6 was the first of the N series to be specifically designed for flexible gunnery for use in turrets not equipped with compensated sights. AAF Material Command also requested the N 6 to replace the old iron sights on all other gun positions in medium and heavy