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 5985-00-042-9420
NSN 5985-00-481-6768
NSN 5990-01-480-9938
NSN 5910-01-141-0132
NSN 6620-01-500-9847
NSN 7035-00-631-3782
NSN 6105-01-484-6790
NSN 6240-01-057-1716
NSN 5835-01-579-5941
NSN 5935-01-512-3371
NSN 6150-00-724-4947
NSN 5855-00-151-3853