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 6130-01-257-7944
NSN 5945-01-623-4534
NSN 5998-00-383-6191
NSN 6220-01-317-3283
NSN 5950-00-211-7142
NSN 5998-01-507-1888
NSN 6130-00-721-4156
NSN 4140-00-167-4712
NSN 5990-01-416-1017
NSN 6650-01-350-4421
NSN 5935-01-437-3379
NSN 5920-01-238-7623