Any material specifically designed and constructed to resist deterioration from the action of heat, gas, chemicals or liquids and used to create a tight seal. It is supplied in loose form or in coils, spirals, spools or cut lengths, usually having a square or round cross section. For rubber items having a round cross section, see rubber round section. Excludes rope, asbestos; calking cotton; and calking lead. See also packing, preformed; and oakum.
NSN 5925-00-998-1633
NSN 5905-01-100-1146
NSN 6220-01-238-1609
NSN 5925-00-841-3562
NSN 5905-01-559-6717
NSN 6110-01-328-3634
NSN 6105-00-369-1668
NSN 5960-00-011-3760
NSN 5835-01-447-2544
NSN 5895-00-596-8678
NSN 5950-00-169-9565
NSN 5945-01-523-7420