51804 Loc-Line 3/8" NPT Connector for 1/2" ID System, pack of 4 SKU: 51804 $4.60 Quantity discounts available QuantityPrice (0) No Reviews yet Color : Black Orange Quantity -+ Add to Shopping Cart Details Loc-Line 3/8" NPT Connector for 1/2" ID System, pack of 4. NPT is the type of threading used in the USA. Also available in bulk pack of 50... DetailsBackDetailsLoc-Line 3/8" NPT Connector for 1/2" ID System, pack of 4. NPT is the type of threading used in the USA. Also available in bulk pack of 50, see related items listed below. Reviews 0 BackRatings & ReviewsNo reviews availableBe the first to Write a Review