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 5910-01-159-7590
NSN 5990-01-411-5930
NSN 5835-01-529-3050
NSN 5925-01-351-5542
NSN 5999-01-509-3134
NSN 5905-01-609-5979
NSN 6145-01-600-3389
NSN 5855-01-270-6847
NSN 2925-00-728-8118
NSN 5920-01-439-2118
NSN 5925-01-249-7046
NSN 5945-01-302-4766