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 6620-00-456-0404
NSN 6650-01-493-3660
NSN 5910-01-648-6405
NSN 5965-01-499-9699
NSN 5945-01-380-7780
NSN 5925-01-026-0891
NSN 5975-01-454-2908
NSN 6135-01-386-1452
NSN 5835-00-034-4976
NSN 4140-00-930-9299
NSN 5915-01-145-3070
NSN 5915-00-509-9703