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 4140-01-217-3214
NSN 5930-01-527-0369
NSN 4140-00-406-4369
NSN 5945-01-373-5462
NSN 6150-01-251-5644
NSN 5998-01-508-6229
NSN 6150-01-429-8315
NSN 6645-01-328-6886
NSN 6150-01-259-6907
NSN 6620-00-233-6839
NSN 4140-01-161-7393
NSN 5920-01-597-4137