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 6145-00-508-4710
NSN 6135-01-627-6921
NSN 5945-00-289-3715
NSN 6130-01-590-9954
NSN 5998-01-205-0123
NSN
NSN 5935-01-454-5288
NSN 5960-00-752-1012
NSN 6135-00-686-4777
NSN 6130-01-133-5717
NSN 5930-01-045-6501
NSN 5935-01-261-0624