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 6150-01-278-2087
NSN 5920-01-250-4237
NSN 5920-01-449-1793
NSN 6145-00-227-7576
NSN 4140-01-492-7980
NSN 6150-00-431-3723
NSN 5996-01-522-2830
NSN 5905-00-187-9172
NSN 5925-00-720-1354
NSN 5990-01-631-1952
NSN 5965-00-518-0958
NSN 5905-00-072-8531