The PT Coupling 1001120 is a 2-inch aluminum cam and groove dust cap with a Type V connection. It measures 3.94 inches in outer diameter and 2.25 inches in length, and features a 0.76-inch chain lug extension along with HBS 300 Series Stainless Steel cam arms that extend to an outer diameter of 7.54 inches. With a maximum operating pressure of 250 psi, it is compatible with water, hydraulic oil, coolants, gasoline, and petroleum products, and is suited for protecting cam and groove fittings in agriculture, construction, oil and gas, mining, transportation, and railroad applications.