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 6620-01-137-0551
NSN 6685-00-188-1991
NSN 5990-00-362-1453
NSN 5920-01-175-3523
NSN 5905-01-616-3645
NSN 5960-01-357-1261
NSN 6645-01-305-7451
NSN 5998-01-634-0604
NSN 5985-00-199-8997
NSN 5945-01-348-4428
NSN 5935-01-387-1907
NSN 5895-00-889-1084