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 5975-01-485-0271
NSN 6145-01-590-5467
NSN 6650-01-364-0299
NSN 6105-00-696-8334
NSN 5965-01-151-0903
NSN 5985-01-134-6262
NSN 6320-01-600-5808
NSN 6145-01-417-9630
NSN 5985-00-170-9097
NSN 5990-00-267-9956
NSN 5905-00-316-8852
NSN 5925-00-907-8149