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 6620-00-221-6639
NSN 5855-00-198-3197
NSN 4140-01-602-0316
NSN 5835-01-371-8759
NSN 6150-01-421-8220
NSN 6150-01-066-0713
NSN 6105-01-423-0136
NSN 5895-01-213-0935
NSN 5905-01-377-0090
NSN 5975-01-324-5332
NSN 6135-01-386-5709
NSN 5935-00-459-8254