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 6240-00-550-6911
NSN 6240-00-141-6143
NSN 5855-01-495-6457
NSN 5975-00-844-6316
NSN 5930-00-845-4589
NSN 5855-01-297-7847
NSN 6220-01-116-2411
NSN 5930-01-353-8382
NSN 5910-01-057-4987
NSN 5950-00-116-7708
NSN 6150-00-434-1913
NSN 5910-01-431-8109