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 5975-01-276-4527
NSN 6240-01-590-8460
NSN 7035-00-803-3056
NSN 2925-00-005-1618
NSN 5965-00-830-5062
NSN 4140-00-871-9619
NSN 5965-01-366-0598
NSN 6620-00-193-9503
NSN 5915-01-421-3790
NSN 6105-01-158-4142
NSN 5915-01-370-9762
NSN 5930-00-754-5765