1-1/4 x 72 Black Steel NippleThe 1 1 4 x 72 MPT x MPT Black Steel Welded Pipe Nipple is a heavy duty, industrial grade fitting designed for gas, steam, air, and fluid transfer applications. Made from Schedule 40 black steel, this long pipe nipple features Male Pipe Threads (MPT) on both ends, providing a secure and leak free connection. Its welded construction ensures durability, while the black oxide coating offers resistance to rust in dry environments. Specification Details