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 4140-01-308-9649
NSN 6105-01-645-4935
NSN 5975-00-633-8532
NSN 6610-00-456-3846
NSN 5855-00-455-6070
NSN 6150-01-008-3754
NSN 5960-00-287-9932
NSN 5975-01-376-3005
NSN 5990-01-393-4808
NSN 6610-00-777-7494
NSN 6220-01-143-7771
NSN 4140-01-005-4472