A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5985-00-843-5050
NSN 4140-01-350-2532
NSN 6135-01-511-1975
NSN 6620-01-371-1655
NSN 5975-01-212-8668
NSN 5930-01-134-2958
NSN 6135-01-324-4692
NSN 6130-00-927-2431
NSN 4140-00-203-0812
NSN 5930-00-599-7898
NSN 6650-01-339-7030
NSN 5996-00-514-7678