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 6240-00-123-7648
NSN 5985-01-100-7932
NSN 5855-01-596-9264
NSN 5999-01-475-7615
NSN 6320-00-139-1090
NSN 5835-00-779-2836
NSN 6150-00-185-3293
NSN 5835-01-394-3812
NSN 6620-00-663-8962
NSN 5998-00-553-9535
NSN 6650-01-321-8823
NSN 6620-00-411-2048