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 6220-00-181-4643
NSN 5985-01-484-3334
NSN 6685-00-492-1357
NSN 5855-01-020-7982
NSN 5930-01-407-0114
NSN 5895-01-353-7172
NSN 6135-00-010-5275
NSN 5905-01-042-1727
NSN 7035-01-469-5854
NSN 5855-00-937-7709
NSN 5965-01-243-5494
NSN 6145-01-309-0943