1940's Rare Military X-ray Vacuum Tube VG-237 Silvertone Museum Quality Vintage

Vintage 1940's Rare Military X-ray Vacuum Tube VG-237 By Silvertone Museum Quality. New Old Stock. This X-ray Tube Was Never Used. Does not come in original factory box. Material: Glass and Metal Size: 15" H x 6" W Vintage 1940's. Military X-ray tube. Gas filled / Filament current 22 amp / 10ku rectifier. Model VG-237. Museum Quality. Country: United States of America (USA) Brand: Common type USA tube/semicond. Developer: RCA (RCA Victor Co. Inc.); New York (NY) Tube type: Triode, vacuum Audio Frequency Identical to 237 = ER237 = NU-37 = Y237 = RYB237 = T-37 = P237 Similar Tubes Other shape (e.g. bulb type): 37 Normally replaceable-slightly different: 137 ; 137A Heater different: NY67 Base UY-Base, 5 Pins (USA, April 1927) (Codex=H) Was used by Radio/TV-reception etc. Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Specified voltage AND current AC/DC Dimensions (WHD) incl. pins / tip x 103 x 38 mm / x 4.06 x 1.50 inch Weight 36 g / 1.27 oz Tube prices 1 Tube prices (visible for members only) Information source Taschenbuch zum R�hren-Codex 1948/49 37~~6.png 237 Tube shown manufactured by Silvertone. Data on base - 237-39XSilvertone: 1915-1972 Silvertone 1916 Phonograph catalog cover. Silvertone 1924 Radio catalog cover. Silvertone 1937 Advertisement, auto radios. Silvertone 1959 product publicity photograph, TV/phonograph. Silvertone 1966 Catalog page, guitars. It has been 30 years since Sears ended its association with the Silvertone brand.