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 5990-01-145-2878
NSN 5930-00-517-1514
NSN 5915-01-123-9956
NSN 6130-01-182-5725
NSN
NSN 6685-01-514-7589
NSN 5960-01-235-2586
NSN 5965-00-933-8971
NSN 5915-00-082-7779
NSN 5998-00-833-5510
NSN 5895-00-632-6451
NSN 5920-00-842-0236