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 6110-01-534-4944
NSN 4140-01-426-8428
NSN 5965-01-063-7894
NSN 5990-00-181-2220
NSN 6130-01-070-2884
NSN 6620-01-378-5579
NSN 5945-01-502-9531
NSN 5915-01-321-4794
NSN 5905-00-338-0326
NSN 5935-01-227-1940
NSN 5975-01-302-2355
NSN 6135-01-513-3581