5Y4G Sylvania NOS 1940”s (56/40 and 60/40)

5Y4G Sylvania NOS 1940”s

56/40

60/40

(5Y4G/GT=5Y3GT with pin-out scrambled)

for:
– Zenith 5S-250 1938
– Zenith 10S669 1942
– Philco 38-4 radio 1938
– Philco 37-650 1937
– Philco 38-62 1938