The Mr. Heater Black Propane Pipe Adapter Tee appliance end features and Acme Nut fitting x 1"-20 Throwaway Cylinder Thread x Female P.O.L. with Acme Thread. For use with Mr. Heater hose assemblies: F273074, F273706 and F273712. Hose material stretch tested to 400 psi. Hose material pressure tested to 600 psi. Solid brass fittings. Rubber gasket for sealing. Dimensions: 6"H x 6"W x 2"D.