U/o f4 acft
An assembly consisting of an orifice in a fixed plate, disk, or tube with screens or filters on one or both sides, depending on the direction of filtered flow. See restrictor, fluid flow.
NSN 6130-00-354-9851
NSN 6610-01-245-8015
NSN 5835-00-466-8544
NSN 6150-01-230-1435
NSN 6650-00-490-2637
NSN 5960-01-201-6316
NSN 5945-01-039-1454
NSN 5996-01-011-9412
NSN 5935-01-376-4181
NSN 6220-01-352-5425
NSN 4140-00-203-6586
NSN 5990-01-223-9414