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 4140-01-481-4237
NSN 6240-01-470-2450
NSN 5835-01-331-5735
NSN 6130-00-500-8477
NSN 5930-00-642-9974
NSN 7035-01-309-2219
NSN 6130-00-080-7666
NSN 6105-01-314-4580
NSN 5895-01-390-4913
NSN 6110-01-089-0058
NSN 5945-00-161-5109
NSN 7035-00-521-6423