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 5990-01-389-1196
NSN 6240-01-476-1612
NSN 4140-01-331-5974
NSN 5895-01-568-9154
NSN 6110-00-147-3149
NSN 6685-00-104-7149
NSN 5930-00-050-8622
NSN 6110-01-004-9870
NSN 5935-01-094-6780
NSN 5920-00-621-0239
NSN 5999-01-324-7012
NSN 6685-00-272-7659