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 5945-00-300-3931
NSN 5945-01-448-0190
NSN 5915-00-932-3040
NSN 5999-01-222-7144
NSN 5935-01-511-7272
NSN 5985-00-193-3501
NSN 7035-00-834-2090
NSN 5895-00-270-6595
NSN 6620-01-531-0415
NSN 6320-00-790-4844
NSN 5999-00-307-3125
NSN 6150-00-419-4115