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 5895-00-238-4618
NSN 5998-00-233-5831
NSN 6240-01-419-3495
NSN 5855-01-601-8145
NSN 5915-01-488-6624
NSN 5935-01-270-2989
NSN 6645-01-439-4240
NSN 6320-01-478-9351
NSN 6610-01-180-7558
NSN 6130-00-491-6129
NSN 5910-01-313-1615
NSN 6650-00-477-9946