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 6240-01-304-0129
NSN 6610-00-930-9160
NSN 6135-01-581-8163
NSN 6135-01-223-3869
NSN 6110-01-560-1302
NSN 5960-00-835-2575
NSN 6110-00-256-6614
NSN 5835-01-504-0837
NSN 5985-00-484-0882
NSN 4140-01-597-1299
NSN 5925-00-953-5801
NSN 5895-00-661-1773