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 5835-00-170-5238
NSN 5905-01-634-0595
NSN 2925-01-603-6379
NSN 5950-00-019-2393
NSN 5925-01-581-0625
NSN 5935-01-537-2203
NSN 6240-01-023-2013
NSN 5945-01-240-8062
NSN 5925-01-167-0812
NSN 5945-01-496-3931
NSN 5935-00-383-3535
NSN 4140-01-418-1894