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 5996-00-892-7828
NSN 6620-01-319-9804
NSN 4140-01-580-1224
NSN 5835-01-540-4995
NSN 6220-00-707-5044
NSN 7035-01-026-0117
NSN 5930-01-619-9898
NSN 5925-00-871-6497
NSN 6145-01-379-4265
NSN 5910-00-344-4431
NSN 5915-01-428-9343
NSN 5975-01-003-9803