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 6620-00-992-5876
NSN 6650-01-426-4253
NSN 6130-01-543-5798
NSN 6240-01-543-7055
NSN 5945-01-186-3409
NSN 6240-00-110-4497
NSN 6240-01-508-4146
NSN 5930-00-578-3900
NSN 6240-01-108-6766
NSN 2925-01-033-8948
NSN 6220-01-281-5464
NSN 5999-01-341-6693