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 6150-01-451-4049
NSN 6240-01-614-4146
NSN 5996-00-944-7417
NSN 5996-00-469-8536
NSN 5975-01-528-6305
NSN 6105-00-256-6369
NSN 5915-01-543-0632
NSN 5930-01-004-3953
NSN 5998-01-146-5685
NSN 5996-00-292-2629
NSN 5985-00-987-3441
NSN 7035-00-679-9027