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 4140-00-820-1173
NSN 7035-00-283-3112
NSN 2925-01-592-5578
NSN 6220-01-228-5953
NSN 5905-00-233-0744
NSN
NSN 5835-01-608-8868
NSN 6110-01-147-4628
NSN 5960-01-244-1969
NSN 5975-01-503-3412
NSN 6220-01-634-0660
NSN 7035-01-392-5274