4730-01-414-8053 (514-6404906-AY85)
NSN 4730-01-414-8053 (NIIN 01-414-8053) is a fluid flow restrictor unit in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, And Railing Fittings — 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. Manufacturer part number 514-6404906-AY85 (Naval Sea Systems Command, CAGE 53711); also referenced as 6404906 (Naval Sea Systems Command); 211058287, DF2651-2827 ASSY-85 (Huntington Ingalls Inc).
Key specs: 150 psi nominal pressure; full characteristics table below. NIIN assigned June 1995; DEMIL A (none required); unit of issue EA (each), $11,088.90 gov standard price; ships at 22.52 lb / 0.4808 cu ft.