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 4140-01-054-1201
NSN 5915-00-107-6186
NSN 6240-00-398-0740
NSN 6610-01-371-5039
NSN 5910-01-252-9182
NSN 5950-01-521-4760
NSN 6610-00-123-4314
NSN 5855-00-256-5562
NSN 6320-01-081-7748
NSN 5915-01-300-8811
NSN 2925-01-309-5007
NSN 6645-00-223-8018