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 6610-00-475-4400
NSN 6130-01-178-8921
NSN 5950-01-492-9908
NSN 6145-00-253-9445
NSN 4140-01-164-8298
NSN 5950-01-289-5205
NSN 5925-01-487-6830
NSN 5935-00-151-4910
NSN 5960-01-296-3306
NSN 6105-01-202-6690
NSN 4140-01-509-3608
NSN 5985-00-287-6327