Vacuum Tube - 5R4WGA-B-Y, Rectifier, Full Wave | Amplified Parts
Premium Tubes: 300B SV =C= wings, Tung Sol 5998, RCA 2A3, RCA 5R4, JAN 5R4WGA, GE 211, GEC U54 Photo #2992060 - Canuck Audio Mart
5R4WGA-B-Y | TubeDepot.com
5R4GY STC B.V.A BRIMAR NOS MADE IN ENGLAND 4274B. substitution 300B. integer . tube etc. 5U4G*5R4GY*5R4WGA*5Z3P interchangeable : Real Yahoo auction salling
JAN-CAHG-5R4WGA Chatham by Tungsol NOS 1959
One Heavy Duty JAN-CAHG 5R4WGA Tube, Hanging Filaments, By Chatham, 5R4GB | eBay