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 6240-01-093-2131
NSN 6240-00-717-0844
NSN 5905-01-527-1372
NSN 5920-01-449-3361
NSN 5950-00-434-2845
NSN 6105-00-542-6164
NSN 6610-01-222-2558
NSN 6240-00-954-0124
NSN 6110-01-274-8039
NSN 6220-00-548-1999
NSN 6220-01-140-6613
NSN 6135-01-226-4071