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 6145-01-423-4734
NSN 5935-00-827-6829
NSN 6220-01-149-4177
NSN 2925-00-938-3797
NSN 4140-00-728-8117
NSN 6645-00-849-3615
NSN 5950-01-428-3032
NSN 5975-01-045-5885
NSN 6240-00-617-1719
NSN 5996-00-201-6921
NSN 5835-01-412-0344
NSN 6650-00-971-5054