Union Set, Compatible with Brand Bell and Gossett, Compatible Pipe Size 3/4 in, Compatible with Grainger Part Number 5JPA9, 5JPC1, Compatible with Manufacturer Model Number NBF-12U/LW, NBF-22U, NBF-9U/LW, For Use With Potable Systems Yes, Union Material Bronze, Union to Pipe Connection Type Sweat, Union to Pump Connection Size 3/4 in, Union to Pump Connection Type FNPT, Compatible with Series NBF, Compatible with Series Family NBF, Compatible with Pump Type In-Line Circulating Pumps