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 5855-00-256-5562
NSN 6620-01-048-4145
NSN 5990-01-168-3257
NSN 5910-00-276-8592
NSN 5975-00-709-2718
NSN 5960-00-517-9359
NSN 5920-01-148-1042
NSN 5996-01-400-3558
NSN 5915-00-020-2239
NSN 4140-00-347-6807
NSN 5990-00-806-3556
NSN 5855-00-149-0766