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 5915-01-561-8253
NSN 5935-01-362-0116
NSN 5920-01-469-0202
NSN 5925-01-373-7068
NSN 6150-01-632-5563
NSN 6145-01-363-8518
NSN 5915-01-516-6120
NSN 6320-00-583-3104
NSN 5998-01-145-5199
NSN 4140-00-137-2493
NSN 2925-01-350-8372
NSN 5920-01-499-9888