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 5920-01-122-6303
NSN 5996-01-537-0084
NSN 5999-01-138-9386
NSN 5975-00-873-9048
NSN 4140-00-397-9252
NSN 5835-00-148-9719
NSN 5975-01-656-1234
NSN 6240-00-383-7668
NSN 5855-00-149-0766
NSN 6145-01-474-1252
NSN 2925-01-014-8007
NSN 5935-01-151-8020