Ambient operating range: from 0 deg. F to 140 deg. F; also, stored at: -65 deg. F to +160 deg. F. Environmental exposure: 1) the flexible duct shall be capable of conforming to all requirements specified herein after exposure to the following environmental conditions: a) ambient temperature of -65 deg. F to +160 deg. F. B) radiant energy as found under natural conditions. C) salt spray as may be encountered in salt-sea atmosphere. D) fungus growth as may be encountered intropical climate. E) rainfall as encountered in any locate. F) sand and dustas may be encountered in desert areas.
A flexible, tubular item of light wall construction. It must have single or multiple layers of nonmetallic material, but may contain metal wire reinforcement, foil type liner, and/or woven or braided cover. It is designed to convey under low pressure gaseous material, such as air and fumes, and light weight solid materials, such as dust, powders, and fibers. For items with couplings, see hose assembly, air duct. For items of sleeve section design rated for high pressure use, see sleeve, seal, coupling. Excludes hose, nonmetallic.
NSN 5975-00-257-8055
NSN 5895-01-025-3006
NSN 5999-01-057-7071
NSN 5925-01-596-8118
NSN 5996-01-586-5753
NSN 5935-01-241-9864
NSN 5855-00-411-8688
NSN 5990-00-932-9324
NSN 6145-00-033-2997
NSN 4140-00-555-3856
NSN 5920-01-415-2878
NSN 6610-01-650-6364