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 6610-01-386-7542
NSN 4140-01-477-4566
NSN 5998-01-343-3408
NSN 6150-01-487-3487
NSN 5999-00-831-4101
NSN 6220-01-625-9473
NSN 5985-01-420-7566
NSN 5855-01-223-0618
NSN 6220-00-119-4190
NSN 5965-01-324-2441
NSN 6610-01-052-0803
NSN 5920-00-253-4227