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 6130-01-608-4029
NSN 5835-01-338-5176
NSN 6685-01-616-6133
NSN 5985-00-607-6137
NSN 5895-01-499-3359
NSN 5920-00-466-3950
NSN 5855-00-079-2370
NSN 5855-01-500-6617
NSN 6620-01-052-2773
NSN 6240-01-474-5446
NSN 5925-00-929-4741
NSN 6685-01-202-1981