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501-7736

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ID = 32098
       
 
   
Tube type:  Ionisation or Vacuum Gauge 
Identical to 501-7736

Base Octal (Int.Octal, IO) K8A, USA 1935
Filament
Description Pirani gauge using type E thermo-couple by National Research Corporation, Boston, USA.
Vacuum inlet has 1/4" thread. 
Information source -- Collector info (Sammler)   
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Just Qvigstad

Collection of

 
5017736.jpg

 

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