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 5905-01-462-2640
NSN 6620-00-941-3461
NSN 6105-01-274-5951
NSN 5999-01-450-3389
NSN 5985-01-524-7516
NSN 5990-01-379-8794
NSN 6150-00-834-0537
NSN 5998-01-037-5153
NSN 6650-00-641-6139
NSN 6145-00-144-0918
NSN 6240-01-413-0734
NSN 6105-01-492-5723