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 5990-01-434-7913
NSN 5999-00-329-7710
NSN 6320-01-504-3948
NSN 5999-00-259-1313
NSN 5915-01-133-2449
NSN 5855-01-540-7413
NSN 5835-01-110-0697
NSN 5975-01-607-7047
NSN 5895-01-495-9499
NSN 6130-00-284-1629
NSN 5950-01-234-0576
NSN 6150-00-175-3083