Flange, Bolt Hole Size 0.5 in, Compatible Pipe Size 1 1/2 in, Compatible with Brand Bell & Gossett, Compatible with Grainger Part Number 3NVG5, 4JA85, 4JA86, Compatible with Series HV, Compatible with Series Family HV, Flange to Pipe Connection Type FNPT, For Use With Potable Systems No, Flange Type Standard, Number of Mounting Holes 2, Compatible with Manufacturer Model Number 103404, 1BL002, 1BL016, Compatible with Pump Type In-Line Circulating Pump, Flange Gasket Material Not Applicable. This item has been restricted from sale in the following state (s): []