Flight safety critical
An item of solid one-piece construction, designed to restrict the flow of a fluid through it. It has an orifice of a smaller size than the diameter of flow into it. Excludes items such as valve (1), (as modified); and others with an adjustable orifice. Excludes pipe, tube, or hose fittings with restricted passages and items designed to test fluid flow. For items containing screens or filters, see restrictor unit, fluid flow.
NSN 5920-00-899-3384
NSN 5999-01-238-9713
NSN 5925-01-345-0992
NSN 5960-01-072-2876
NSN 6240-00-296-0488
NSN 6610-01-233-0949
NSN 4140-00-128-0187
NSN 6110-01-512-2758
NSN 5835-01-062-2235
NSN 5905-01-473-9313
NSN 5915-01-422-2014
NSN 5915-01-302-2744