1/2″ X 3-1/2″ Galvanized Nipple SKU: 4320X312 Category: Black Iron & Galvanized Malleable Pipe & Fittings Tag: Galvanized Nipple Description Description 1/2″ X 3-1/2″ Galvanized Nipple Related products Quickview SKU45030299 3/4″ X 99″ Pipe Threaded Both Ends More Info Quickview SKU4440A 1″ X 21′ Pipe Threaded Both Ends More Info Quickview SKU4620XCL 1/2″ X Close Nipple More Info Quickview SKU4615XCL 3/8″ X Close Nipple More Info