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 4140-01-634-0330
NSN 5835-00-594-4921
NSN 6620-00-596-1951
NSN 5950-01-128-3306
NSN 5930-01-108-3713
NSN 5895-01-545-2993
NSN 6240-01-207-8056
NSN 6150-00-326-3684
NSN 7035-00-631-3782
NSN 5915-01-548-5856
NSN 6135-00-078-9931
NSN 5945-01-496-6134