This RCA 5R4GY tube is true NOS (new old stock). It features a 1960 date codes of "60-09" with black plates and a square getter. Our TV-7/D tester lists the minimum as 40/40, and this tube tests as 52/50.

TESTING: The tube(s) in this sale have been tested on a vintage TV-7/D tube tester, which has been overhauled and calibrated by Dan Nelson. Dan Nelson is the guru of TV-7 testers, so you can rest assured that you're getting dependable test results. Please note that no tube testers are identical and my test results will likely differ slightly from yours.

RETURNS: If you're unhappy with your purchase for any reason, I will gladly take it back for a full refund. Please note that I reserve the right to issue partial refunds if tubes are missing, damaged, or without original boxes (when applicable).

INTERNATIONAL BUYERS:  Please read and understand the following before making a purchase:

1. First Class Mail can take more than 60 days for delivery, so please be patient. If you need your tubes faster, select USPS Priority Mail or USPS Express Mail.
2. I will not declare a lower value for any reason.

OTHER TUBES FOR SALE:  I have many premium tubes for sale and will combine shipping if you buy multiple items.  Click the links below to see what else is available!

• Audio Preamp Tubes (12AX7, 12AY7, 6SN7, 6DJ8, etc)
• Audio Power Tubes (6V6, 6L6, 6550, EL34, etc)
• Audio Rectifier Tubes (5Y3, 5U4, GZ34, etc)
• Radio Transmitting Tubes (6146, 811A, 3-500Z, etc)
• Other Tubes and Accessories (eye tubes, Nixie tubes, CRTs, sockets, etc)