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 6320-01-227-2648
NSN 6105-01-197-1653
NSN 5950-01-100-1079
NSN 5835-01-424-0054
NSN 2925-01-199-4001
NSN 5985-01-167-9132
NSN 5950-00-256-9156
NSN 6220-00-848-1561
NSN 6105-01-535-0999
NSN 6645-00-483-1415
NSN 5945-01-503-7453
NSN 5998-01-646-1051