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 5835-01-330-6791
NSN 5945-00-930-0840
NSN 6110-01-068-3201
NSN 6130-00-448-2911
NSN 5960-01-061-6216
NSN 6240-00-933-7641
NSN 5935-01-139-3883
NSN 5990-00-422-2093
NSN 5920-01-289-5691
NSN 6620-00-415-2768
NSN 2925-00-483-9357
NSN 5915-01-129-1653