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 4140-01-034-9022
NSN 5965-01-481-1834
NSN 5960-01-064-0319
NSN 5999-01-583-1634
NSN 6220-01-506-3743
NSN 5855-00-586-6255
NSN 5990-01-633-9503
NSN 5998-00-146-8107
NSN 5985-01-210-6803
NSN 5985-00-399-5005
NSN 5930-00-996-7341
NSN 5950-00-421-3039