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 4140-01-289-1264
NSN 5835-00-683-4612
NSN 5990-01-331-2221
NSN 6110-00-218-0967
NSN 6220-01-574-5634
NSN 6130-01-244-8772
NSN 6610-00-543-1402
NSN 6150-01-224-1836
NSN 5915-01-472-2089
NSN 5996-01-302-3649
NSN 6130-00-872-5688
NSN 5915-01-612-4687