The T&S Brass 000870-40 is a half-male union. It easily replaces the ones that come with your purchased faucet because it fits all T&S Brass faucets. It is corrosion-resistant because it is chrome-plated. This T&S Brass 000870-40 Half-Male Union is 1 inch high with a 1-1/8-inch diameter. It has 1.260"-14 UN male and 1/2-inch NPT female threads. It is easy to install and it is very useful in keeping your faucets in excellent working condition. The T&S Brass 000870-40 Half-Male Union has a limited one-year warranty. It is certified by NSF for meeting the standards. 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.