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 6220-01-429-6257
NSN 4140-01-431-9065
NSN 5910-01-013-7081
NSN 6145-01-519-1838
NSN 5835-01-196-8536
NSN 5925-01-460-0451
NSN 6320-01-592-4567
NSN 2925-01-442-0878
NSN 5895-01-172-5348
NSN 6130-00-730-5355
NSN 5895-01-495-2720
NSN 5998-01-403-2586