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 6650-01-222-1109
NSN 6645-01-157-9080
NSN 5910-01-454-9833
NSN 6105-00-186-9380
NSN 5985-00-326-2595
NSN 6110-00-420-6518
NSN 6110-01-094-9797
NSN 5950-01-169-4657
NSN 5945-00-038-5412
NSN 5999-01-423-1030
NSN 5930-01-025-5540
NSN 6220-00-156-4469