52604 Nylon Locking Nut, 3/8" NPT, pack of 4 SKU: 52604 $2.40 Quantity discounts available QuantityPrice (0) No Reviews yet Quantity -+ Add to Shopping Cart Details Nylon Locknut, 3/8" NPT, pack of 4, black. Threads onto Loc-Line 51804, 3/8" NPT Connector. Thickness: .27" (7mm) Only available in black. (made i... DetailsBackDetailsNylon Locknut, 3/8" NPT, pack of 4, black. Threads onto Loc-Line 51804, 3/8" NPT Connector. Thickness: .27" (7mm) Only available in black. (made in Germany) Reviews 0 BackRatings & ReviewsNo reviews availableBe the first to Write a Review