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 4140-01-029-4211
NSN 6150-01-084-5705
NSN 7035-01-386-5722
NSN 7035-01-561-2262
NSN 6685-01-607-5219
NSN 5905-01-436-0613
NSN 5905-01-512-9136
NSN 5996-01-141-2804
NSN 6105-01-193-1664
NSN 5895-00-007-5533
NSN 5945-01-502-0607
NSN 5895-01-157-9093