5 pin ceramic chassis mount sockets for 807 (UX-5 base) (1 in stock)
5 pin US made ceramic chassis socket for 803 power tube (2 in stock)
5-pin (UX-5) Amphenol, Chicago USA NOS ceramic chassis mount socket with mounting bracket and wavy washer (1 in stock)
SK-410 Eimac 5 pin socket used (1 in stock) (for 4-400A Eimac)