4 VINTAGE NOS NATIONAL ELECTRONICS NL-840 NIXIE TUBES. BRAND NEW OLD STOCK IN THEIR OROGINAL BOXES. GREAT FOR YOUR DIY PROJECTS.The item "4 VINTAGE NOS NATIONAL ELECTRONICS NL-840 NIXIE TUBES CLOCK DIY" is in sale since Monday, September 6, 2021. This item is in the category "Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Parts & Accessories\Vintage Tubes & Tube Sockets". The seller is "rosaliwiesendange-0_2" and is located in Salina, Kansas. This item can be shipped to United States.