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ID = 67739
United States of America (USA)
Brand: General Electric Co. (GE); Bridgeport CT, Syracuse NY
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Half-Wave Rectifier, gasfilled   Power-supply 
Identical to 99X44
Similar Tubes
Normally replaceable-slightly different:
  1163 ; 57T5302

Base Edison giant, E40 = 40 mm-Goliat Top contact with a cap.
Was used by Industrial
Filament Vf 2.2 Volts / If 17 Ampere / Direct / Parallel, (AC/DC)

This tube is one of the General Electric "family" of "Tungar" rectifiers and was mainly used for accumulator and batterty charging. Its output was 6 amps.

Dimensions (WHD)
incl. pins / tip
76 x 178 x mm / 2.99 x 7.01 x inch
Weight 113 g / 3.99 oz
Information source - - Manufacturers Literature   
-- Collector info (Sammler)   
99X44: R.O.
Rudolf Osterkamp

99X44: Aus eigenen Unterlagen
Rudolf Osterkamp

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