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 6320-00-164-4087
NSN 5950-00-998-2110
NSN 5996-01-506-7585
NSN 6130-01-304-0313
NSN 5975-01-349-4030
NSN 5930-00-731-3359
NSN 5975-01-212-3870
NSN 5925-01-401-5314
NSN 5950-01-455-3722
NSN 5999-01-169-9253
NSN 6320-00-546-9249
NSN 6320-01-451-0821