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 6620-00-980-3157
NSN 6650-01-110-2142
NSN 5996-01-607-5845
NSN 6320-01-352-5653
NSN 6240-00-635-9953
NSN 5920-01-293-7418
NSN 6645-01-629-9657
NSN 5835-00-927-6013
NSN 5835-01-313-7054
NSN 6130-01-074-9995
NSN 6320-01-160-3730
NSN 5975-01-497-7401