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 5975-01-315-2764
NSN 5915-00-169-2642
NSN 5915-01-508-4199
NSN 6135-00-898-6996
NSN 5935-00-999-1569
NSN 6650-01-554-2002
NSN 5965-01-520-3847
NSN 5975-01-013-7837
NSN 5920-01-256-4918
NSN 6145-01-265-4939
NSN 5835-00-055-0953
NSN 5945-01-386-1164