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 6320-00-553-8427
NSN 5855-00-337-3679
NSN 6145-00-130-8078
NSN 5925-01-437-5902
NSN 6150-00-358-8076
NSN 5930-00-205-2945
NSN 5925-01-204-8583
NSN 2925-01-553-0181
NSN 6240-01-474-6914
NSN 5905-00-410-1295
NSN 5905-01-535-1061
NSN 4140-00-395-2525