6SK7

 

Equivalent VT117
Similar type  
With different Vf 12SK7
CV number 6SK7 = CV1981
6SK7GT = CV1982
Swedish Mil.nr. 6SK7 = M2463-225
6SK7GT = M2463-226
Air Min. Ref. 10E/343, 110E/11
Army ZA or ZC ZA3442