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 5930-01-028-0940
NSN 6610-00-456-0485
NSN 5998-00-583-5541
NSN 6110-01-280-8691
NSN 6105-00-471-5545
NSN 5920-00-891-2771
NSN 5960-01-205-0386
NSN 5998-01-429-1076
NSN 5990-01-212-2037
NSN 5965-01-154-6010
NSN 4140-01-516-8995
NSN 5950-00-784-0754