Flat Rubber Washer - Ballvalve 1/2in

This Weldless Bulk allows you to add a valve, thermometer, plug, or sight glass to your kettle, mash tun, or fermenter without welding on a coupler. The washer included in this bulkhead is what sets it apart from others. The washer is flat and seals against the surface of the vessel with a larger surface area than a round washer. This flat seal eliminates leaks that can occur with the round washer. These Rubber Flat Washers are made of high-quality rubber material, they are durable and have a longer service life. The rubber rings can work great as a sealing washer and plug washers set, they have good sealing performance, high reliability, and great durability. Designed to withstand harsh chemicals. High abrasive resistance and temperature resistance. Stainless Steel High Temp Food Grade Washer Flat Washer for Tight Seal