For sale is a single WE Western Electric 421A vacuum tube, halo getter version, date code 6652.

Please note: the locator pin is missing. This does not affect the performance of the tube, however it means that you must visually ensure you're putting the tube into the position when putting into a socket for use. If you do not know what this means, please do not buy this tube. This is the only reason I selling this tube for parts or repair only.

Please refer to the pictures for cosmetic details.

This was tested on my calibrated Hickok TV-7 tube tester. The minimum for a good tube is 40, which represents 60-65% of what a new tube would test. This one tests near NOS.

RESULTS (side one / side two)

- 62.0 / 57.2

As this is a vintage item, this tube is being sold "as is." No returns are accepted.

If you have any questions, please send me a message and I'll do my best respond quickly.

The buyer pays for all shipping costs including packing, handling, shipping, and insurance. I know how to treat vintage electronics with the care and protection they need during transit. I pack everything I sell with extra protection so whatever you buy reaches you safely. 

If you want to know how much it will cost to ship to your country without eBay’s International shipping program, please email me before purchasing. Thank you.