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 5975-01-172-5691
NSN 2925-00-735-4979
NSN 5935-01-607-6277
NSN 5915-01-462-0432
NSN 5920-01-469-3058
NSN 5855-01-042-7990
NSN 5925-01-529-0497
NSN 6130-01-298-0501
NSN 6105-01-253-1402
NSN 5975-00-456-0627
NSN 2925-01-459-8093
NSN 6240-01-599-9668