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 6240-00-435-0433
NSN 5925-00-275-7599
NSN 5935-01-370-4111
NSN 6650-01-389-5862
NSN 5895-00-735-9107
NSN 5975-01-092-4234
NSN 6620-00-469-1179
NSN 6145-01-502-0005
NSN 5998-01-655-8221
NSN 5895-01-506-7322
NSN 6240-01-396-7685
NSN 5895-01-632-1719