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 6320-01-173-7950
NSN 5998-00-432-6090
NSN 5960-01-194-4506
NSN 6130-01-444-2201
NSN 5950-01-378-3096
NSN 5925-01-359-1972
NSN 6130-00-258-2716
NSN 5945-01-593-6251
NSN 5945-01-270-4063
NSN 5925-00-774-2947
NSN 5920-01-508-6562
NSN 6135-01-567-0739