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 5910-00-203-5373
NSN 5999-01-274-9473
NSN 6610-01-486-7954
NSN 6110-01-461-2631
NSN 5915-00-798-9141
NSN 4140-01-479-0283
NSN 6130-01-396-9529
NSN 2925-01-423-8141
NSN 6105-00-504-6261
NSN 6645-00-664-4665
NSN 5998-01-576-8857
NSN 5915-01-519-6675