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 5975-00-008-5772
NSN 5990-01-080-9745
NSN 5930-00-900-5758
NSN 5855-01-429-8702
NSN 6220-00-361-8338
NSN 6620-01-578-6562
NSN 6150-00-636-8938
NSN 5895-00-918-0233
NSN 5895-00-932-4711
NSN 5975-00-409-9260
NSN 5930-00-985-4339
NSN 5960-00-314-0991