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 5998-01-353-8713
NSN 5998-01-104-5462
NSN 2925-00-190-5561
NSN 5985-01-239-2764
NSN 5985-00-558-0662
NSN 5915-01-273-0749
NSN 6105-01-381-2496
NSN 6110-00-854-2249
NSN 6320-01-204-2922
NSN 6110-01-236-7003
NSN 6320-00-036-3688
NSN 4140-01-479-2958