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 6240-01-401-5340
NSN 6130-01-300-4801
NSN 6110-01-109-8767
NSN 5990-01-213-6319
NSN 2925-00-833-9466
NSN 5835-00-034-4976
NSN 5925-01-165-7053
NSN 5915-00-224-3750
NSN 5920-00-357-0260
NSN 5835-01-116-2369
NSN 5998-01-347-8124
NSN 2925-01-445-4095