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 5975-01-185-2788
NSN 5930-01-328-0351
NSN 5999-01-145-0355
NSN 5975-01-143-9396
NSN 4140-00-104-7323
NSN 5975-01-236-9806
NSN 6150-01-558-3847
NSN 5915-00-449-1454
NSN 4140-01-362-0860
NSN 5945-01-135-3457
NSN 6320-00-925-0558
NSN 6145-00-763-6077