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 5975-00-134-5688
NSN 6610-01-276-7766
NSN 6145-01-136-3580
NSN 5996-01-251-9518
NSN 6135-00-738-5571
NSN 5935-01-515-9880
NSN 5835-01-495-0595
NSN 5999-01-391-5646
NSN 6220-01-487-3904
NSN 4140-01-593-5868
NSN 5930-00-636-8888
NSN 5999-01-614-2229