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 5999-00-531-9772
NSN 5990-00-821-1509
NSN 6240-01-550-1178
NSN 6105-01-541-5201
NSN 5950-00-415-6128
NSN 5990-00-350-2352
NSN 6110-00-553-8816
NSN 5925-01-346-4778
NSN 5990-00-772-9277
NSN 5835-01-290-5925
NSN 6105-01-593-4305
NSN 6135-01-495-0933