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 6130-01-607-0490
NSN 5835-00-672-5827
NSN 4140-01-411-5908
NSN 5945-00-772-5688
NSN 5990-01-548-3711
NSN 5998-01-400-4079
NSN 6240-01-161-3727
NSN 6685-00-934-8676
NSN 6610-00-585-9160
NSN 6110-00-280-2753
NSN 5935-01-624-8777
NSN 5990-00-983-1813