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 6240-01-515-1553
NSN 5835-01-316-3255
NSN 2925-01-385-1763
NSN 5985-01-050-2958
NSN 5998-01-643-5735
NSN 6610-01-481-6885
NSN 5998-01-310-0836
NSN 4140-01-449-3945
NSN 7035-01-425-5962
NSN 5895-00-548-7562
NSN 6220-00-150-0039
NSN 6610-01-521-9801