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 5999-01-304-2229
NSN 6320-00-004-9158
NSN 5985-01-182-3695
NSN 5835-00-491-3834
NSN 6320-01-308-0009
NSN 5905-00-424-9774
NSN 2925-00-404-6461
NSN 6620-00-838-6954
NSN 5915-00-597-2369
NSN 6650-01-399-8552
NSN 5950-01-116-0973
NSN 5920-00-351-8428