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 6145-01-412-6747
NSN 2925-01-553-3546
NSN 5915-01-018-2775
NSN 5920-01-069-4999
NSN 4140-01-542-7620
NSN 5905-00-325-4243
NSN 5930-01-169-9064
NSN 5965-01-050-7055
NSN 5998-01-429-4517
NSN 6240-00-065-1437
NSN 5855-00-165-3093
NSN 5920-01-628-0995