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 5975-01-433-2527
NSN 5985-01-605-7667
NSN 5985-00-293-8322
NSN 6110-00-794-2967
NSN 5925-01-386-3178
NSN 6650-01-599-9253
NSN 6650-00-287-5868
NSN 5998-00-799-9704
NSN 5935-01-502-5973
NSN 6620-01-032-3937
NSN 6685-01-105-7599
NSN 5975-01-170-1282