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 6650-01-609-1993
NSN 5915-00-932-0604
NSN 4140-00-431-6583
NSN 6150-01-578-7680
NSN 5950-01-204-8853
NSN 5835-01-408-6529
NSN 6150-01-351-2156
NSN 5910-00-894-4888
NSN 5945-01-506-0974
NSN 2925-01-419-3805
NSN 5925-00-070-5011
NSN 5910-00-825-3262