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 5855-01-616-4391
NSN 5965-00-879-7287
NSN 5998-00-121-5391
NSN 5999-01-110-8932
NSN 6150-00-707-8804
NSN 6150-01-222-1850
NSN 5930-01-612-6068
NSN 6240-01-063-9825
NSN 6145-01-197-1619
NSN 6130-00-537-6257
NSN 5965-01-348-8761
NSN 6240-00-855-4518