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 6610-01-406-4985
NSN 5930-00-900-2627
NSN 6130-01-292-7069
NSN 6685-01-595-9808
NSN 6650-00-759-1390
NSN 5998-01-399-0353
NSN 5999-00-811-7885
NSN 5950-00-915-1496
NSN 5965-00-076-2332
NSN 6130-00-872-1990
NSN 5920-00-883-4317
NSN 4140-01-339-5355