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 5920-01-523-6311
NSN 5999-00-005-6523
NSN 2925-01-423-8141
NSN 5945-01-282-8925
NSN 6150-01-384-2037
NSN 6620-01-495-3536
NSN 5985-00-111-1605
NSN 5925-01-006-3311
NSN 7035-01-476-7316
NSN 2925-01-394-5650
NSN 6320-01-064-0372
NSN 5920-00-699-1927