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 5930-00-715-6732
NSN 6645-00-679-8203
NSN 5945-01-145-9703
NSN 6110-01-127-6831
NSN 5990-01-579-2711
NSN 6110-01-333-6010
NSN 5920-01-272-4111
NSN 5920-01-607-1432
NSN 4140-01-284-9920
NSN 6320-01-358-0141
NSN 6320-01-046-5228
NSN 5915-01-352-5871