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 4140-01-429-2937
NSN 5990-01-392-5682
NSN 5925-00-280-2273
NSN 6610-01-548-2657
NSN 5990-00-977-9261
NSN 6650-01-072-9338
NSN 5895-01-607-6480
NSN 5990-00-892-5537
NSN 6145-01-608-8903
NSN 6105-00-022-9577
NSN 6110-01-574-5904
NSN 6105-01-502-5223