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 5975-01-135-4453
NSN 6620-00-235-4938
NSN 6130-00-681-1496
NSN 6110-01-211-7209
NSN 6610-01-272-8625
NSN 4140-00-079-8453
NSN 5990-01-414-7618
NSN 6610-01-415-5877
NSN 6145-00-354-6706
NSN 5835-01-442-6482
NSN 6220-01-089-6220
NSN 5945-00-628-6447