No other part numbers with same form, fit, and function found.
A round flexible sheet, which is part of the negative and positive pressure control valves. Its function is to form a tight seal over the adjusted circular openings in the control valves during part of the operating cycle.
NSN 5905-01-005-4718
NSN 5925-01-451-8431
NSN 6650-00-918-4156
NSN 5985-01-250-6820
NSN 5930-01-369-9011
NSN 2925-01-175-1217
NSN 6645-01-163-8002
NSN 6240-00-170-5302
NSN 6135-00-801-0587
NSN 5935-01-333-4283
NSN 5998-01-063-5628
NSN 7035-00-286-6221