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 5910-00-657-9495
NSN 6135-00-078-9931
NSN 5930-01-158-9164
NSN 6220-01-464-8928
NSN 5945-00-083-6248
NSN 5998-00-475-1862
NSN 5925-01-557-7692
NSN 6320-00-480-7922
NSN 6240-01-432-4375
NSN 5835-01-457-7951
NSN 5990-01-093-1877
NSN 5905-01-381-3742