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 4140-01-129-2239
NSN 6135-00-913-2062
NSN 5905-00-737-0790
NSN 6240-00-958-7074
NSN 5835-01-090-6712
NSN 5965-00-378-3403
NSN 6135-00-764-8680
NSN 4140-00-419-0631
NSN 6110-00-822-4411
NSN 6240-01-104-5693
NSN 5999-01-478-9872
NSN 5990-01-493-4039