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 6620-01-229-5706
NSN 5999-01-153-2661
NSN 6320-01-431-4359
NSN 5950-01-540-5785
NSN 5965-01-513-4017
NSN 6620-01-022-9868
NSN 5925-01-315-6349
NSN 5935-01-523-8582
NSN 6240-01-461-2139
NSN 5835-01-180-9441
NSN 5930-01-198-0489
NSN 5985-01-634-0635