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 5990-00-189-6649
NSN 5950-00-260-7725
NSN 5985-00-868-3653
NSN 6320-00-149-7570
NSN 5920-01-232-1453
NSN 5985-00-598-4707
NSN 6105-01-362-4288
NSN 5835-00-857-4486
NSN 5975-01-409-2948
NSN 6240-00-801-8002
NSN 6320-01-144-3810
NSN 5960-00-957-0951