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 5835-01-281-7281
NSN 5915-01-558-9267
NSN 6135-00-416-2898
NSN 5950-01-311-6377
NSN 7035-00-703-3535
NSN 6620-01-298-3806
NSN 6620-01-643-6817
NSN 6650-00-379-5434
NSN 4140-01-286-5632
NSN 5998-01-437-8013
NSN 6240-01-151-2330
NSN 6135-01-535-2307