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 6685-01-420-0410
NSN 5990-00-359-9839
NSN 4140-01-619-6763
NSN 6320-01-260-4301
NSN 5915-00-428-1662
NSN 4140-00-811-2297
NSN 5915-01-150-1004
NSN 6650-00-935-4247
NSN 5915-00-102-7864
NSN 5920-00-920-5333
NSN 6650-01-031-7962
NSN 6645-00-242-0221