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 5950-01-441-3979
NSN 5975-01-581-3788
NSN 5915-01-170-4308
NSN 5835-01-386-4027
NSN 6150-00-051-8825
NSN 4140-01-097-2008
NSN 6620-01-014-6913
NSN 5965-00-246-5612
NSN 5920-01-217-2471
NSN 5915-01-068-0995
NSN 6145-01-109-7616
NSN 6610-01-431-8575