5330-00-422-7130 (ARP)
NSN 5330-00-422-7130 (NIIN 00-422-7130) is a preformed packing in Federal Supply Class 5330, Packing And Gasket Materials — a circular shaped item with an aperture manufactured to predetermined dimensions and designed for use as a seal in stuffing boxes, packing nuts, and the like. Manufacturer part number ARP; also referenced as ARP 568-113 (Circor Aerospace, Inc.).
Key specs: 90 shore durometer a maximum overall hardness; full characteristics table below. NIIN assigned May 1974; DEMIL A (none required); export Schedule B 3926.90.4500.