GROCO 1-1/2" NPT x 1-1/2" ID Bronze Pipe to Hose Straight Fitting1 1 2" NPT x 1 1 2" ID Bronze Pipe to Hose Straight Fitting Features: Male NPT x Hose connection C83600 Bronze Sizes from 1 2" to 5" Standard Flow UL Listed 647B Note C83600 bronze fittings are not in compliance with NSF 61 and therefore are not intended for use in potable water systems Groco pipe to hose bronze fittings Groco pipe to hose bronze fittings. Standard flow Hose ID is the same as the pipe size (ie: PTH 750 has 3 4" NPT pipe thread and