Flange, Compatible Pipe Size 1 1/4 in, Compatible with Brand Armstrong, Compatible with Grainger Part Number 32UM86, Compatible with Series Astro 2, For Use With Potable Systems Yes, Compatible with Manufacturer Model Number 182212-652, Compatible with Pump Type In-Line Circulating Pumps, Flange Material Lead Free Bronze, Includes (2) Flanges, (2) Gaskets, Bolts, Nuts, Package Quantity 2