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 5910-01-040-0915
NSN 5925-00-529-0441
NSN 5996-01-097-0778
NSN 5960-00-769-7629
NSN 6240-00-204-9355
NSN 5935-01-455-4466
NSN 5945-00-070-6203
NSN 6620-00-479-9425
NSN 6650-01-586-0426
NSN 6610-00-854-9166
NSN 5999-00-188-2219
NSN 6220-01-320-9490