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 4140-01-268-3273
NSN 5905-00-499-7787
NSN 6150-01-062-4357
NSN 5935-00-770-8432
NSN 6645-00-413-0461
NSN 5945-01-487-6446
NSN 5999-01-336-6255
NSN 5905-01-610-8549
NSN 5945-00-554-9351
NSN 5935-01-432-7187
NSN 6685-01-375-1524
NSN 6610-00-081-2365