(!!) 5993 Bendix Rectifier NOS 1960 boxed in 1962 (52/40 and 53/40)
$ 39.99
5993 Bendix Rectifier NOS 1960 boxed in 1962
52/40
53/40
(5993=Premium 6X4 with a different pin-out, excellent construction, long-life tube)
See more: vacuum tube