Danco 10-Pack 1-in x 1/8-in Rubber Faucet O-Ring
Designed for use on Kohler, American Standard, Speakman and Symmons faucets. #15 O-Ring. 1 inch OD x 3/4 inch ID x 1/8 inch wall thickness. Designed to withstand harsh chemicals. High abrasive resistance and temperature resistance. Helps to eliminate leaks in many applications, such as faucet drips at the spout.