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 6620-01-508-9702
NSN 5998-01-292-7610
NSN 6150-01-287-0561
NSN 5835-00-051-9092
NSN 6135-01-313-4865
NSN 6130-01-423-8338
NSN 5998-01-274-1960
NSN 4140-01-468-6845
NSN 5915-01-129-8138
NSN 5935-01-632-7327
NSN 5950-00-952-9432
NSN 6150-01-523-4078