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 5895-01-189-1631
NSN 6105-00-925-9906
NSN 6685-00-314-4566
NSN 6650-01-525-0958
NSN 6320-00-538-2132
NSN 6145-00-248-4944
NSN 4140-01-151-7963
NSN 6110-01-508-2868
NSN 6620-00-672-1957
NSN 5950-01-660-9260
NSN 6145-01-072-3352
NSN 6130-01-200-7450