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 6220-01-539-2261
NSN 6110-01-462-1698
NSN 5915-01-133-5911
NSN 4140-00-879-0244
NSN 6105-00-451-6563
NSN 5895-01-433-2260
NSN 5920-01-017-3233
NSN 5960-01-558-7787
NSN 6130-01-518-9793
NSN 5950-00-953-7368
NSN 6220-01-123-4096
NSN 6650-00-184-1581