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 5910-00-189-7516
NSN 6145-00-726-0637
NSN 5835-01-632-6627
NSN 6150-01-227-5480
NSN 5905-00-421-8298
NSN 6105-01-590-8972
NSN 6620-01-042-2046
NSN 5965-01-160-7037
NSN 6105-00-240-3372
NSN 6645-00-503-1379
NSN 6650-01-399-0628
NSN 4140-01-256-3223