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 5915-01-423-8561
NSN 5950-00-686-9945
NSN 5975-01-109-6663
NSN 5985-00-825-1815
NSN 5915-00-353-0853
NSN 5930-01-462-2044
NSN 5998-01-392-0627
NSN 5950-01-634-0677
NSN 5935-01-528-8022
NSN 6145-00-278-0697
NSN 6110-01-344-9857
NSN 5990-01-251-2296