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 6220-01-279-8507
NSN 5996-00-287-6366
NSN 4140-01-604-6259
NSN 5895-01-486-8801
NSN 6105-01-099-8111
NSN 4140-01-463-7952
NSN 5915-00-428-7405
NSN 5990-00-492-5063
NSN 4140-01-135-0998
NSN 6105-01-265-8693
NSN 6620-00-930-5680
NSN 6150-00-278-1060