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 5990-01-514-8030
NSN 4140-00-657-4964
NSN 6620-01-011-3449
NSN 6110-01-654-7889
NSN 5835-00-233-6327
NSN 6145-00-310-7443
NSN 5905-00-555-1899
NSN 5945-01-392-9346
NSN 6240-01-162-0315
NSN 5999-00-998-8495
NSN 5990-00-950-6890
NSN 5910-01-334-7930