U/ob-1b acft; oxygen mask; provideregulator to mask
No other part numbers with same form, fit, and function found.
A length of hose, air breathing with couplings on one or both ends and/or a communication cable. Excludes items which include a branch hose or fork hoses; wiring for face mask heater; vent and pressure ducts for an anti-g-suit; hose assembly, nonmetallic.
NSN 6150-01-247-4933
NSN 5935-00-157-1198
NSN 5950-00-960-6799
NSN 6150-01-634-0575
NSN 5996-00-665-2869
NSN 6650-00-851-3919
NSN 6130-01-485-3871
NSN 5930-01-365-1298
NSN 5835-01-442-6482
NSN 5910-01-324-3222
NSN 6145-00-433-4079
NSN 7035-00-320-5644