This Kuriyama FL-AL-D200 aluminum flange coupler has a Class 150 bolt pattern and a 2" female cam-and-groove coupler end for attaching a hose to a flange mount. It is made of aluminum for strength, lighter weight, and resistance to corrosion. It has a maximum operating pressure rating or 250 pounds per square inch (psi) at 70 degrees F, and meets MIL-SPEC standard A-A-59326 for interchangeability. This aluminum flange coupler is suitable for use in drilling, construction, irrigation, material handling, and other industrial applications. Hose fittings connect, control, change the direction of, and terminate the flow in piping and hose systems. They are made of brass, stainless steel, galvanized steel, and other materials that resist corrosion, pressure, and wear. Hose fittings have various types of connections, including threaded, barbed, push-to-connect, dry disconnect, and others including those based on internationally-accepted specifications. Hose fittings are used in systems such as air compressors, automatic manufacturing operations, aircraft controls, and tire installation in industries including agriculture, mining, road construction, firefighting, and aviation. Kuriyama manufactures thermoplastic, rubber, and metal hose products, including couplings and fittings. The company, founded in 1968, is headquartered in Schaumburg, Illinois. Flange coupler for use in drilling, construction, irrigation, material handling, and other industrial applications 2" Type F coupler for attaching a hose to a flange mount Aluminum for strength, lighter weight, and resistance to corrosion Maximum operating pressure of 250 psi at 70 degrees F Meets MIL-SPEC standard A-A-59326 for interchangeability B00H7XPTIG