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 6620-01-234-1799
NSN 5835-00-092-1136
NSN 5905-01-541-7636
NSN 4140-01-266-7888
NSN 5835-01-051-7584
NSN 6130-00-691-8533
NSN 6135-00-191-6444
NSN 5990-01-497-2138
NSN 5998-00-621-6266
NSN 5950-00-221-2962
NSN 5950-00-809-4797
NSN 6150-01-029-2488