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 6620-00-456-0404
NSN 6105-01-267-5063
NSN 5965-00-823-8623
NSN 5935-01-606-6220
NSN 6145-00-184-5878
NSN 5950-00-079-6814
NSN 6105-01-634-0322
NSN 2925-01-364-7926
NSN 6645-00-232-4070
NSN 5950-01-506-6158
NSN 6645-00-601-6793
NSN 6220-01-628-5417