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 4140-01-352-2924
NSN 6110-00-502-2391
NSN 6130-00-481-1672
NSN 5975-00-974-6704
NSN 6130-00-095-6501
NSN 6110-00-740-5750
NSN 5945-00-202-5133
NSN 6320-01-470-6826
NSN 5950-00-270-1237
NSN 6620-01-262-9489
NSN 5905-00-567-4959
NSN 5905-01-214-5528