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 5905-01-305-2902
NSN 5990-01-386-5561
NSN 5985-00-495-6971
NSN 6620-00-421-7509
NSN 5855-00-631-4565
NSN 6610-01-462-3508
NSN 6620-01-417-7040
NSN 5999-00-323-9905
NSN 2925-01-556-0333
NSN 5985-00-987-3441
NSN 5999-01-055-6571
NSN 6130-01-065-0541