This durez nut is to be used for all Autotrol 155 and 255 series, as well as 168 and 268 series valves. The nut is used to attach the tube adapter to the 156, 256, 165, or 1265 bypass assembly.
If the items in your order qualify for 'Free Shipping' and total $50.00 or more, your order ships FREE* and is applied to your cart at checkout!
Learn more about our shipping policy to Alaska, Hawaii, and International shipping here.
*Free shipping to the Contiguous United States. (Lower 48 states only. Does not include Alaska or Hawaii.)