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 6240-01-481-1796
NSN 4140-00-209-7965
NSN 5996-01-078-1413
NSN 5910-01-371-4137
NSN 6110-00-456-2058
NSN 6220-01-045-3834
NSN 6645-00-796-7206
NSN 5855-00-631-4565
NSN 6105-01-015-6245
NSN 5855-01-027-1571
NSN 5998-01-459-9901
NSN 6610-01-106-1783