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 5990-00-416-9831
NSN 6130-01-317-3170
NSN 5985-00-121-6932
NSN 5996-01-287-8311
NSN 5996-01-209-0198
NSN 6320-01-562-1599
NSN 5960-00-968-4529
NSN 4140-00-991-8849
NSN 5990-01-443-2931
NSN 5915-00-871-6520
NSN 6135-01-164-3561
NSN 6620-00-996-1762