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 5935-00-366-5789
NSN 6620-01-549-6653
NSN 6130-00-764-9708
NSN 6150-00-045-2555
NSN 5960-01-071-0389
NSN 6110-01-569-5762
NSN 6685-01-428-7618
NSN 5950-01-474-4967
NSN 4140-01-488-5980
NSN 5960-01-450-4693
NSN 5998-00-591-9125
NSN 2925-00-139-8309