Union, Model: 6660, Sub Brand: MegaPressG , Size: 1-1/2 inch x 1-1/2 inch, Connection Type: Press x Press, Components: HNBR sealing elements, 420 stainless steel grip ring, 304 stainless steel separator ring for 1/2 inch to 2 inch fittings, Graphite separator ring for 2-1/2 inch to 4 inch fittings, Material: Zinc-Nickel Coated Carbon Steel, Temperature Range: -40 Deg F to 180 Deg F, Max Operating Pressure: 200 psi, Standards/Approvals: CAN/CSA-B149.1, IAPMO/UPC LC4, ANSI LC4/CSA 6.32, ICC-ES PMG1036, ABS: American Bureau of Shipping, Lloyd’s Register, NFPA 54/Z223, NFPA 58, Applications: Natural Gas, Lubricants/oils, Industrial Gases, Compressed Air, Fuel oil, Vacuum, Class