5330-00-759-0185 (201603)
NSN 5330-00-759-0185 (NIIN 00-759-0185) is a metal seal ring in Federal Supply Class 5330, Packing And Gasket Materials — a circular shaped item designed to be installed in a specially prepared groove or counterbore to provide a low pressure seal. Manufacturer part number 201603 (Triumph Thermal Systems - Maryland,, CAGE 01359).
Key specs: 36 minimum rockwell c and 43 maximum rockwell c metallic hardness; full characteristics table below. NIIN assigned January 1961; DEMIL A (none required); unit of issue EA (each), $312.61 gov standard price; export Schedule B 3926.90.4500; ships at 0.01 lb / 0.0021 cu ft.