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 6620-01-557-6512
NSN 6650-01-246-8262
NSN 5910-00-727-9385
NSN 5910-01-503-8366
NSN 5996-01-588-6414
NSN 6220-01-521-6449
NSN 5950-00-802-2558
NSN 5999-00-374-2527
NSN 5960-01-442-7950
NSN 6110-00-432-6567
NSN 5975-00-054-5287
NSN 5930-01-441-3358