From Anvil Homebrewing Equipment, Replacement Valve for the Stainless Bucket Fermentor and Foundry. 1/2" male shank 1 in long with lock nut and gasket; 1/2" thread and nut at faucet end comes with 3/8" nipple. Versatile way to add a ball valve and faucet to brewpots, lauter tuns, etc.