NSN 4730-01-221-1643

Part Details | FLUID FLOW RESTRICTOR

4730-01-221-1643 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.

Alternate Parts: 7755378X14PC27, 77553-78X14PC27, 7755378X14 PIECE 27, 77553-78X14 PIECE 27, 5152143625, 515-2143625, 4730-01-221-1643, 01-221-1643, 4730012211643, 012211643

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47NOV 24, 198501-221-164318263 ( RESTRICTOR, FLUID FLOW )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4730-01-221-1643
Part Number Cage Code Manufacturer
77553-78X14PC2731609C M INDUSTRIES INCDBA CUSTOM MARINE SALES
77553-78X14 PIECE 2796169ELECTRIC BOAT CORPORATION
515-214362580064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 4730-01-221-1643
Characteristic Specifications
MATERIAL NICKEL ALLOY
DESIGN TYPE CONCAVE DISK
OUTSIDE DIAMETER12.353 INCHES MINIMUM AND 12.368 INCHES MAXIMUM
LENGTH4.125 INCHES NOMINAL
ORIFICE DIAMETER1.062 INCHES NOMINAL
SPECIAL FEATURES58 ORIFICES 1.062 IN. DIA AND 24 ORIFICES 0.812 IN. DIA