Ms part number ms27797-10-180 length 18.0; inside diameter 5/8
An ejection seat / ejection seat harness mounted system which primarily provides the pilot with oxygen from main oxygen supply in normal flying conditions. in case of emergency such as ejection, damaged hoses, and the like, it provides the same function after disconnection or deprivation from main oxygen supply. it generally consists of an oxygen regulator, a connection box, an anti-g valve, hoses, fittings, emergency oxygen suit, and the like. excludes oxygen system,aircraft survival kit.
Classification: Other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof)
NSN 6150-01-657-6311
NSN 5835-01-394-3812
NSN 6220-00-296-4101
NSN 5935-01-589-7761
NSN 5925-01-185-5436
NSN 6685-01-633-1747
NSN 6320-01-029-4220
NSN 5965-01-525-7513
NSN 6320-01-006-6138
NSN 5945-00-008-1629
NSN 6110-00-185-8147
NSN 6685-01-006-1851