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 6320-01-383-3257
NSN 6130-01-600-0031
NSN 5910-00-964-9981
NSN 4140-01-058-1394
NSN 5998-00-893-2466
NSN 5950-01-039-7176
NSN 5855-01-406-7237
NSN 5855-00-688-9954
NSN 5920-01-369-9518
NSN 5935-00-702-7220
NSN 5920-01-097-8773
NSN 5905-00-618-1611