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 5835-01-252-5879
NSN 5990-01-521-7890
NSN 6620-00-123-4168
NSN 5930-00-269-2203
NSN 5915-01-080-1397
NSN 6320-01-292-6635
NSN 5998-01-275-6465
NSN 6320-00-456-0836
NSN 6240-01-058-7207
NSN 6650-00-959-6869
NSN 5950-00-159-1571
NSN 5990-00-518-0684