Cunion insert valve is the threaded pipe counterpart of the flange insert valve. Designed to be inserted onto most standard ground joint unions.Works in either a horizontal or vertical position.Furnished with a metal tag which is quickly attached to the union to provide a permanent record the the union contains a check valve. Available in the following materials carbon steel, brass, and 316 stainless steel. The sizes are .5000 through 4.000 inches.
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
NSN 5975-01-510-4355
NSN 5835-01-521-4979
NSN 6645-01-611-2894
NSN 5905-01-568-3793
NSN 6145-01-110-7580
NSN 6220-01-520-8111
NSN 6645-01-066-1679
NSN 6620-01-470-9067
NSN 6650-00-801-1681
NSN 6150-00-809-6569
NSN 5985-01-274-7936
NSN 6650-01-442-7893