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 5965-00-518-0958
NSN 5985-01-269-3551
NSN 5985-01-423-1491
NSN 4140-01-396-6198
NSN 6240-00-389-4822
NSN 6150-00-081-2063
NSN 6135-00-078-9931
NSN 5835-00-408-5499
NSN 5998-01-442-0648
NSN 6320-01-232-4664
NSN 6320-01-412-2973
NSN 6645-01-344-1992