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 6220-01-523-4544
NSN 4140-01-451-8771
NSN 5925-00-332-0018
NSN 6685-01-459-1979
NSN 6220-01-423-0696
NSN 5975-01-350-3425
NSN 6620-00-278-7313
NSN 5905-00-754-3327
NSN 5835-01-424-0054
NSN 5835-01-225-3080
NSN 6130-01-100-3285
NSN 5945-01-314-1441