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 2925-00-155-2100
NSN 6220-00-373-3679
NSN 6685-01-251-3797
NSN 5910-00-140-6980
NSN 6105-01-611-8899
NSN 5999-01-527-2983
NSN 5835-00-690-8898
NSN 5950-00-418-9602
NSN 6320-00-845-3261
NSN 5950-01-072-9539
NSN 5999-01-537-0533
NSN 6650-01-508-3651