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 5990-01-123-1216
NSN 6610-00-490-9514
NSN 5950-01-470-1086
NSN 6320-00-925-0558
NSN 6130-00-054-6391
NSN 6150-01-497-6163
NSN 5965-01-077-2124
NSN 5998-01-589-5785
NSN 6145-01-502-7553
NSN 6240-00-501-7964
NSN 5915-00-679-1989
NSN 6320-01-220-2264