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 4140-01-388-2007
NSN 6145-00-881-5231
NSN 6130-01-468-4973
NSN 6150-01-241-1965
NSN 5855-01-161-8964
NSN 5975-01-471-1138
NSN 6685-00-137-2616
NSN 6135-00-767-0331
NSN 6220-00-181-4643
NSN 5855-01-395-0676
NSN 6145-01-008-1196
NSN 5910-00-630-6533