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 5996-00-997-7933
NSN 5895-00-773-2926
NSN 5925-00-847-7725
NSN 6150-01-385-1992
NSN 5950-00-482-2171
NSN 5920-00-148-2857
NSN 5996-01-595-6529
NSN 6110-01-444-5031
NSN 5925-01-620-9002
NSN 5960-01-495-0859
NSN 5905-01-450-4888
NSN 6150-00-525-3007