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 5999-00-175-0987
NSN 5920-00-636-1579
NSN 5855-00-482-9876
NSN 5920-01-380-3196
NSN 5990-01-331-2221
NSN 5985-01-025-1491
NSN 5920-00-736-7882
NSN 5998-00-730-1525
NSN 5920-01-201-9863
NSN 5855-01-356-5284
NSN 5895-01-250-2368
NSN 6135-01-552-1568