5330-00-910-3744 (8356534)
NSN 5330-00-910-3744 (NIIN 00-910-3744) is a metal sealring 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 8356534 (U S Army Tank Automotive Command, CAGE 19207).
Key specs: 95 minimum rockwell b and 106 maximum rockwell b metallic hardness; full characteristics table below. NIIN assigned January 1960; DEMIL A (none required); unit of issue EA (each), $2.28 gov standard price; export Schedule B 3926.90.4500; ships at 0.06 lb / 0.0111 cu ft.