Product Info Catalog Plumbing Pipe & Fittings Galvanized Pipe Fittings, Galvanized Nipple, 1-1/2 x 5-In. Pipe Fittings, Galvanized Nipple, 1-1/2 x 5-In. Request a Quote UPC: 32888991842 SKU: 231404 Model Number: 567-050HN 1-1/2" x 5" galvanized nipple.