‹› Image Polyurethane Air Hose Includes fittings Markets Construction Jump to Section Product Options Related Products Product Options Hide lower priority columns Part Number All 450-4S650-4S650-6SLength All 50'Hose ID All 1/4"3/8"Male Thread All NPTMale Thread Size All 1/4"3/8"Material All Polyurethane 450-4S 50' 1/4" NPT 1/4" Polyurethane 650-4S 50' 3/8" NPT 1/4" Polyurethane 650-6S 50' 3/8" NPT 3/8" Polyurethane Related Products Image Coil-Chief Self-Storing Hose with Fittings Image Polyurethane Self-Storing Air Hose Includes fittings Image Polyurethane Self-Storing Air Hose Repair Kit Image Polyurethane Whip Hose