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 5990-01-133-0351
NSN 6110-01-633-9660
NSN 5920-01-204-0449
NSN 5910-01-227-7525
NSN 2925-01-250-2731
NSN 5999-01-325-4726
NSN 5910-01-571-2122
NSN 5835-00-198-4936
NSN 6620-00-416-4131
NSN 5950-01-263-1165
NSN 5985-00-149-1675
NSN 5855-01-604-6106