Lot of 6 z5660m new nixie tubes in original boxes. Nixie Tube Z5660M - YouTube. The item "Z5660m 6 pcs RFT NIXIE TUBE for clock z566 NOS New Tested Working GIFT" is in sale since Monday, June 15, 2020. This item is in the category "Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Parts & Accessories\Vintage Tubes & Tube Sockets". The seller is "y-0009" and is located in Minsk.This item can be shipped worldwide.