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 4140-01-298-3751
NSN 5855-01-447-9165
NSN 5925-01-447-9767
NSN 6620-00-916-3134
NSN 5835-01-257-0154
NSN 5975-01-406-7952
NSN 6220-01-341-7850
NSN 5996-01-657-2029
NSN 5910-00-375-9144
NSN 5985-01-616-5606
NSN 5975-01-226-8962
NSN 6110-00-088-8269