No other part numbers with same form, fit, and function found.
An item installed on an oxygen mask, it is opened with a strong inspiration by the wearer which allows ambient air to pass through. Permits bi-directional air flow. Does not have a stem.
Classification: Other breathing appliances and gas masks and parts and accessories, nesoi
NSN 5855-01-191-3404
NSN 5999-00-176-2335
NSN 6645-01-437-9017
NSN 5910-01-540-9641
NSN 5930-01-446-1543
NSN 5960-00-148-4493
NSN 5935-01-041-4313
NSN 4140-01-299-7704
NSN 6110-01-409-2692
NSN 5930-01-231-8965
NSN 5996-01-318-7738
NSN 5996-00-869-0812