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 6145-01-143-1830
NSN 6320-00-882-7061
NSN 5975-00-412-1333
NSN 5930-01-245-8525
NSN 6645-00-100-7218
NSN 6150-01-245-7365
NSN 6130-01-014-4588
NSN 5920-00-421-0991
NSN 5910-01-607-1366
NSN 6320-01-125-3361
NSN 5920-01-491-2734
NSN 5915-00-597-2369