Short Description:The PT Coupling 68781500 is a 1.5-inch heavy-duty cam and groove coupler with a Type D connection on one end and a 1.5-inch FNPT (Female National Pipe Thread) connection on the other. Constructed from durable ductile iron, it measures 1.5 inches in inner diameter, 3.56 inches in outer diameter, and 2.8 inches in length. The coupler features two HBS 300 Series Stainless Steel cam arms that extend to 7.16 inches in outer diameter, providing a secure and reliable lock. With a maximum operating pressure of 250 psi, it is well-suited for demanding applications including construction, oil and gas, mining, steel processing, and transportation.