Used on a eurofighter oxygen mask on an air combat system flyer's helmet
An item designed to be a pressure compensating, combination inhalation/exhalation, inhalation or exhalation device.
Classification: Other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof)
NSN 5910-00-990-2144
NSN 5925-00-090-7403
NSN 5990-00-665-4105
NSN 5999-00-932-2509
NSN 6240-00-924-7526
NSN 6620-01-234-1799
NSN 6320-01-285-1922
NSN 5895-00-419-3634
NSN 5935-00-518-5027
NSN 5935-01-196-7114
NSN 6135-01-527-1422
NSN 6240-00-557-7471