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 6620-00-526-8723
NSN 6650-01-272-9746
NSN 6620-01-633-8443
NSN 5910-01-394-5013
NSN 6650-00-273-8732
NSN 5930-01-345-8474
NSN 2925-01-262-1418
NSN 6220-01-012-2191
NSN 6645-01-289-0376
NSN 6320-00-519-0770
NSN 4140-01-035-5530
NSN 6220-00-383-4474