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 6240-01-552-2232
NSN 6610-01-417-3011
NSN 4140-01-039-3638
NSN 5835-01-013-9321
NSN 5996-00-081-3175
NSN 6620-00-483-1961
NSN 6320-01-119-3935
NSN 5965-01-215-3184
NSN 6240-00-372-4841
NSN 6610-00-854-0975
NSN 5965-01-633-8849
NSN 6130-01-502-6352