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    3/8″ x 3″ Black Steel Pipe Nipple – Schedule 40, Welded, Grade B

    Part #: MM-57-044

    This 3/8″ x 3″ black steel pipe nipple is made from welded Schedule 40 steel and meets Grade B standards for durability and strength. It is threaded with NPT male threads on both ends for secure, leak-free connections. The black finish offers enhanced corrosion resistance, making it suitable for non-potable water, air, steam, and low-pressure gas applications. Ideal for industrial, agricultural, mechanical, and construction use.