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 5930-00-107-7718
NSN 6620-00-100-4517
NSN 5915-00-156-7877
NSN 6620-00-526-7917
NSN 5935-01-548-8545
NSN 4140-00-230-4252
NSN 5990-00-773-9923
NSN 6130-00-707-5931
NSN 6620-00-115-9050
NSN 5920-01-041-7347
NSN 6150-01-352-2184
NSN 5915-00-170-6775