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 5975-01-425-2779
NSN 6620-01-461-3550
NSN 5920-01-489-7090
NSN 5905-01-460-2308
NSN 5985-00-753-1397
NSN 5920-00-636-4713
NSN 5925-01-045-7173
NSN 5935-00-199-0333
NSN 5950-01-040-3498
NSN 5950-01-217-9301
NSN 6320-00-977-3930
NSN 5999-00-436-9035