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 6645-01-283-5387
NSN 4140-01-429-4795
NSN 5998-01-391-6832
NSN 6105-00-268-2878
NSN 6685-01-518-2953
NSN 5998-00-613-1766
NSN 5960-01-449-1310
NSN 7035-01-647-1561
NSN 6320-01-578-6006
NSN 5935-00-256-2103
NSN 5960-01-276-7836
NSN 6645-00-850-6486