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 6620-01-633-8443
NSN 6240-01-519-8781
NSN 5920-01-449-1177
NSN 6105-00-426-5430
NSN 6240-01-128-4906
NSN 5950-01-322-9759
NSN 5930-01-287-3191
NSN 6650-01-655-0762
NSN 5965-00-615-5132
NSN 5855-00-472-2055
NSN 5915-00-601-0683
NSN 5960-01-281-5437