Check the listing for details. Matched Pair 12AB5 Sylvania NOS military spec Tubes, Triplett 3444 tested 100%+. Condition: New. Listed at 12.95 USD. Matched Pair 12AB5 Sylvania NOS NIB military specVacuum TubesSame CodeGray PlatesHalo GettersTop Heat Radiators Tested on a calibrated Westmore (Triplett 3444) tube tester All tubes are fully guaranteed for 30 days. Each is tested for emission, dynamic mutual conductance, shorts, plate current & gas as applicable. *We use the following testers: *Dan Nelson calibrated TV-7D/U with sweep tube adapters, & digital meter with plate current test at 150V. *Paul Hart calibrated & modified Westmore 501 (Triplett 3444)Test results may vary between various testers for many reasons such as technical design, aging components, etc. So while test results are a good indication of quality there can be some difference between the many differently designed & maintained testers.*For Multiple item purchases click the "Add to Cart" selection for each item After all items have been added to your cart click on "Request Total From Seller" *An invoice will be returned with the correct 'combined shipping' & total due *If your purchase is not fully satisfactory please contact me . *My guarantee is that you will be satisfied or you can return for an exchange or a full refund of your purchase price and original shipping charge (your choice providing that I have an exchange). *If you are returning because the item is defective or not as described I will also refund your return shipping cost. International bidders: Please do not ask for false value on customs forms. ** Except for Canada, Australia, western Europe, and Japan orders totaling $100.00 or more must be registered which will be $13.00 plus the International First Class parcel rate. Below $100.00 it's your option. ** Any taxes, import fees, or customs fees imposed by your country are your responsibility to pay. ** You are responsible for making sure that items purchased are legal for import into your country. I am not responsible for your purchases that may be seized by your country's customs offices. *I try to get your package in the next mail after receiving your order. *Tubes will be shipped in a cardboard box with packing, usually bubble wrap or sheet foam Packed for protection Packed for ease in unpacking *Tubes will generally be cleaned Clean tubes will radiate heat better & operate cooler *Pins will generally be straightened/cleaned as needed Cleaned pins make better electronic connection *Most tubes are shipped in their boxes (or replacement boxes) I often repair a box so it will function properly