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 6150-00-849-2927
NSN 6135-00-432-8779
NSN 5920-01-578-6279
NSN 5920-01-056-1528
NSN 5960-01-443-3067
NSN 5999-00-724-5281
NSN 5835-01-362-1946
NSN 5950-00-549-4313
NSN 5905-00-615-7728
NSN 5920-01-208-8794
NSN 6220-01-486-1892
NSN 5985-01-658-5468