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 6240-00-143-3175
NSN 6320-01-123-6814
NSN 5935-01-041-9945
NSN 6620-01-633-8443
NSN 4140-00-590-2317
NSN 6645-00-535-6634
NSN 5910-01-004-7602
NSN 6220-00-078-1178
NSN 5999-00-538-3679
NSN 6650-01-207-0039
NSN 5998-01-411-8328
NSN 5855-01-343-2933