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 5999-01-089-6974
NSN 5999-01-126-6230
NSN 5950-01-011-8247
NSN 4140-01-138-0099
NSN 6220-00-176-0273
NSN 4140-00-276-9154
NSN 5999-01-003-0355
NSN 6220-00-847-9560
NSN 5915-01-093-5227
NSN 6130-00-194-7548
NSN 5950-00-737-0678
NSN 5990-01-651-0170