Consists of cover assembly, port, gaskets, springs, pivot plate, door, used on flying outfit, high altitude part number a/p22s6a
No other part numbers with same form, fit, and function found.
Classification: Military wearing apparel of all types and materials, including footwear and headwear
NSN 6610-01-451-8096
NSN 5990-01-393-4808
NSN 5965-00-153-5216
NSN 5935-01-233-3187
NSN 5950-00-637-6131
NSN 5998-01-416-7570
NSN 5960-01-201-6316
NSN 5950-01-151-2319
NSN 2925-01-528-7333
NSN 5975-00-963-7947
NSN 5935-01-107-8953
NSN 6240-00-001-9416