Anderson Metals 3/4" x 4-1/2" Red Brass Nipple is a high-quality plumbing fitting made from red brass alloy C23000, ensuring durability and reliability. This product meets rigorous standards including ASTM B43, ANSI/ASME B1.20.1, WW-N-351 Federal Specifications, MS51846 Military standard, as well as California AB 1953, Vermont SB152, and Directive 2002/95/EC-ROHS compliance. Designed for superior performance and long-lasting use, it is an excellent choice for various piping and plumbing applications. Model Number: 38300-1245