(!!) 5Z3G Westinghouse NOS 1957 (59/40 and 61/40)
$ 29.99
1 tube) 5Z3G Westinghouse NOS 1957 small dimple in glass near top of tube in white box
59/40
61/40
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 5Z3G Westinghouse NOS 1957 (59/40 and 61/40)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/products/1_6a18bf9a-1a90-4925-a234-0dea6748a82a.jpg?v=1571438767){kind=link}
 5Z3G Westinghouse NOS 1957 (59/40 and 61/40) "Pin It")