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 5920-01-608-5800
NSN 2925-01-009-3411
NSN 4140-00-904-5841
NSN 5920-01-197-5097
NSN 5945-01-131-9892
NSN 5965-01-456-6622
NSN 2925-00-150-7334
NSN 5835-00-987-9341
NSN 6320-01-118-0553
NSN 6320-00-036-3688
NSN 6150-01-425-2513
NSN 5965-01-238-3900