Milwaukee Valve 1806-600 1800 Silent Check Valve, 6 in, Flanged, 125 lb, Cast Iron Body, Import
Milwaukee Valve Silent Check Valve, Series: 1800, 6 in Nominal, Flanged, 190 to 200 psi, 125 lb, 150 to 200 deg F, 625 gpm, 9-3/4 in Inlet to Outlet Length, Cast Iron Body, Stainless Steel Disc/Seat Trim, Import
https://www.utssupply.com//ASSETS/DOCUMENTS/ITEMS/EN/Milwaukee_1402-200_Manual.pdf
https://www.utssupply.com//ASSETS/DOCUMENTS/ITEMS/EN/Milwaukee_1803-300_Specification_Sheet.pdf