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 5915-00-459-1762
NSN 6685-00-943-5133
NSN 6130-00-004-1890
NSN 6240-00-357-7976
NSN 6145-01-423-9845
NSN 5915-01-557-3392
NSN 5855-01-417-3250
NSN 5855-01-556-0263
NSN 6320-00-931-4855
NSN 5950-00-888-5333
NSN 5935-01-256-5037
NSN 5925-01-436-9833