ASC Anvil 1" Galvanized Lock Nut. It is made of durable malleable iron and features a galvanized finish for corrosion resistance. This lock nut is designed to secure threaded connections in gas, water, and oil applications. It meets ASME B16.3 and B16.39 standards and is 100% gas tested at a minimum of 100 PSI (6.9 bar).
