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 5930-01-576-5506
NSN 5835-00-479-0464
NSN 5915-01-376-7687
NSN 5855-01-171-9841
NSN 6685-01-115-9119
NSN 5915-01-456-2818
NSN 2925-00-236-9986
NSN 7035-01-237-8653
NSN 5960-00-379-4466
NSN 6220-00-708-9909
NSN 6240-01-546-8755
NSN 5950-01-642-0916