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 5999-01-101-0020
NSN 5855-01-047-9267
NSN 5998-01-367-2905
NSN 6145-01-476-8657
NSN 5950-01-339-6819
NSN 7035-00-585-2113
NSN 6610-01-042-8621
NSN 5930-00-232-4777
NSN 6650-01-138-1712
NSN 4140-01-608-3148
NSN 5990-01-425-2175
NSN 5855-00-149-0766