The T&S 001018-45 is a washer or gasket for faucets. It is made of santoprene. This T&S Brass 001018-45 Faucet Washer is 1/16 inch thick with a 1-1/4-inch outer diameter. Its inner diameter is 1-1/8 inch. It is easy to install and it is very useful in keeping your faucets in excellent working condition. It simply replaces the ones that came with your purchased faucet. The T&S Brass 001018-45 Faucet Washer has a limited one-year warranty. For more details, you can refer to the specification sheet. T&S Brass provides high quality solutions for the food service, plumbing and institutional markets with exceptional customer service.