Outside surface treatment is zinc.
A flexible, tubular item having a metallic tube inner conveying surface. It may have one or more reinforcement layers of a metallic or nonmetallic material. It is designed to convey gasses, liquids, solids, or sound waves. For items with fittings on one or both ends, see hose assembly, metallic. For items used to protect electrical wires or cables, see conduit, raceway (as modified).
NSN 6240-00-682-3508
NSN 5975-01-141-0316
NSN 5920-01-094-7284
NSN 5855-01-449-5724
NSN 5996-00-279-1510
NSN 5985-01-365-1376
NSN 5915-01-357-3483
NSN 6240-00-329-9573
NSN 5905-01-010-2894
NSN 6135-00-134-6648
NSN 5990-01-395-4194
NSN 5999-01-445-5258