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 6220-01-390-0420
NSN 5905-01-130-5301
NSN 6320-00-593-0379
NSN 6150-01-157-8726
NSN 5999-01-305-3066
NSN 5930-00-445-8707
NSN 5996-00-518-0460
NSN 5925-01-164-6841
NSN 5985-01-375-8893
NSN 6240-01-455-3786
NSN 6620-01-258-8980
NSN 6135-01-290-6487