Sole source required by statute 6.302
A length of hose, air duct, air breathing which may have end couplings on one or both end/or incorporates a communication cable. It is designed for use in breathing oxygen system, air line masks, gas masks, and the like. Excludes items which include the branch or fork hoses; assemblies made up of the oxygen breathing hose, communication cable, wiring for face mask heater, and vent and pressure ducts for the anti-gsuit and hose assembly, nonmetallic.
NSN 5905-01-555-8077
NSN 6620-01-228-1571
NSN 6320-01-232-4664
NSN 6135-01-483-1501
NSN 6610-01-088-5871
NSN 6610-01-212-2969
NSN 5895-01-539-5333
NSN 5990-01-499-6930
NSN 6110-00-891-9917
NSN 6135-01-017-3001
NSN 6620-00-959-6614
NSN 5925-01-642-1198