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 5915-00-027-2757
NSN 5945-01-139-5179
NSN 5990-01-416-0362
NSN 6135-00-992-8750
NSN 6130-00-015-7929
NSN 6620-00-280-2874
NSN 5965-01-265-6814
NSN 6110-00-538-4507
NSN 5835-01-143-4985
NSN 6685-01-259-4425
NSN 6685-00-786-4050
NSN 5990-01-563-1554