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 6320-01-370-5222
NSN 5905-01-486-4240
NSN 6610-01-433-2219
NSN 6150-00-358-0646
NSN 6620-01-565-4493
NSN 5950-00-972-9976
NSN 6110-00-995-0133
NSN 5975-01-448-0893
NSN 5985-00-899-2153
NSN 5950-01-211-8011
NSN 6110-01-212-3344
NSN 6135-01-576-9616