1/2" Stainless Steel NPT Lock Nut
1/2" Female NPT Stainless Steel Lock Nut
1/2" Stainless Steel Lock Nut. This is what you need to create a weldless bulkhead with any 1/2" NPT fitting, accessory or ball valve. Just add on a gasket and malt threaded NPT fittings for a complete solution.