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 5985-01-634-0635
NSN 6650-01-492-3399
NSN 5920-01-381-4563
NSN 5945-01-420-5891
NSN 6110-01-585-9464
NSN 6320-00-139-1090
NSN 5930-01-152-2621
NSN 6135-01-571-5133
NSN 6110-00-104-8009
NSN 5998-01-459-9489
NSN 5925-01-634-0664
NSN 5950-01-541-1937