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 4140-01-556-4259
NSN 5975-01-642-5124
NSN 6610-01-274-2479
NSN 6320-01-530-4870
NSN 6135-00-087-5300
NSN 6650-00-028-2218
NSN 5935-01-571-8641
NSN 5996-00-104-5607
NSN 5950-00-436-0944
NSN 6220-00-999-1911
NSN 5985-00-307-8919
NSN 5975-01-425-5171