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 6110-00-594-7640
NSN 6610-01-100-3662
NSN 6320-01-317-3663
NSN 6110-00-629-7062
NSN 5985-01-158-4360
NSN 5915-01-228-3765
NSN 6105-00-270-8078
NSN 6685-00-216-6676
NSN 4140-00-243-6664
NSN 6145-00-643-4962
NSN 5960-01-167-8796
NSN 6135-00-913-2062