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 4140-01-542-0512
NSN 6220-01-348-0677
NSN 6645-01-458-7549
NSN 5905-01-362-8378
NSN 5935-01-461-3786
NSN 6150-01-089-6764
NSN 5910-01-131-5688
NSN 5915-01-288-0432
NSN 6220-01-105-9055
NSN 5925-01-066-4452
NSN 6130-01-426-8841
NSN 5910-00-176-3234