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 6620-00-250-1980
NSN 5930-01-429-8443
NSN 5835-01-432-6185
NSN 5920-00-632-1308
NSN 5990-00-412-4411
NSN 5960-00-254-4271
NSN 5930-00-104-6148
NSN 6610-01-152-2821
NSN 6110-01-043-1796
NSN 5835-00-065-6757
NSN 5998-00-273-9297
NSN 5935-01-168-5098