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 5915-01-188-3540
NSN 5965-01-122-7477
NSN 6685-01-439-9342
NSN 6610-00-001-2517
NSN 5975-00-273-0790
NSN 5835-01-252-5879
NSN 5975-00-425-8090
NSN 5895-00-856-8038
NSN 5965-01-063-7894
NSN 4140-01-426-8428
NSN 5905-01-230-8487
NSN 5835-01-247-2634