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 6240-01-473-3781
NSN 6105-01-384-3687
NSN 6150-00-015-6179
NSN 5910-00-189-9158
NSN 5965-01-063-7894
NSN 5910-01-483-7816
NSN 5950-01-178-4310
NSN 6320-00-422-9006
NSN 6105-01-186-5872
NSN 5998-01-586-1871
NSN 6145-01-185-7803
NSN 6620-01-640-6761