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 6220-00-548-1999
NSN 5925-00-597-1558
NSN 5835-01-183-7467
NSN 6135-01-384-7155
NSN 5905-01-446-4383
NSN 5965-01-176-1556
NSN 5990-00-740-0249
NSN 5999-01-570-1204
NSN 5985-01-435-0694
NSN 6220-01-344-5014
NSN 4140-01-357-7867
NSN 5855-01-068-3683