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 6130-01-139-3701
NSN 5950-01-161-8198
NSN 5905-01-425-8740
NSN 6110-01-503-7580
NSN 6610-01-354-7963
NSN 5895-01-611-5080
NSN 4140-00-420-0251
NSN 6620-01-154-9651
NSN 6110-01-447-6813
NSN 6110-01-116-2348
NSN 5975-01-197-7673
NSN 5998-01-339-8642