2.5in dia
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 6685-01-580-0311
NSN 6610-01-621-2834
NSN 6220-01-547-7372
NSN 5960-01-430-3911
NSN 7035-00-235-3529
NSN 6650-00-170-5095
NSN 5990-00-292-5017
NSN 6135-01-620-1306
NSN 6320-00-886-9771
NSN 5925-01-411-1061
NSN 5910-00-718-1473
NSN 6135-00-947-0406