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 5950-01-536-9618
NSN 5975-01-547-2988
NSN 4140-01-522-6062
NSN 6685-00-409-4970
NSN 6620-00-339-5231
NSN 6685-00-518-5977
NSN 5999-01-293-1477
NSN 5960-00-183-8016
NSN 5905-01-607-2984
NSN 5930-01-441-1932
NSN 6145-01-032-4557
NSN 6220-01-269-1835