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 4140-01-584-3710
NSN 6110-01-178-0814
NSN 5996-01-485-0305
NSN 5895-00-841-1745
NSN 5855-01-350-5540
NSN 5855-00-106-1640
NSN 2925-01-244-3016
NSN 6150-00-984-9331
NSN 6220-00-248-5511
NSN 6145-01-301-6015
NSN 5935-01-068-6006
NSN 5925-00-594-0840