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 5990-00-269-2226
NSN 4140-01-195-7618
NSN 6610-01-408-1134
NSN 6110-01-519-9131
NSN 5960-01-489-1510
NSN 5999-00-912-4321
NSN 5935-01-105-7677
NSN 5960-00-148-4493
NSN 5950-00-322-5078
NSN 5855-01-165-6361
NSN 5835-01-615-8864
NSN 5998-01-385-2042