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 5975-01-131-2239
NSN 4140-01-050-4470
NSN 5950-01-290-0792
NSN 5835-01-339-0542
NSN 6130-00-707-7732
NSN 5960-01-201-5804
NSN 2925-01-376-9236
NSN 6685-01-358-7884
NSN 5905-00-256-9962
NSN 6105-01-590-1678
NSN 5930-01-256-8114
NSN 6620-00-578-5851