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 6150-01-537-2212
NSN 5920-01-381-6361
NSN 5910-00-601-4149
NSN 5960-00-677-7444
NSN 5920-01-509-1153
NSN 5996-00-079-1268
NSN 5950-01-245-8847
NSN 6620-01-203-2153
NSN 5990-01-029-0868
NSN 5996-00-915-3164
NSN 6320-01-177-3192
NSN 5990-00-997-5237