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 6240-01-406-4042
NSN 5895-01-352-5695
NSN 6220-01-529-1169
NSN 5960-00-266-6741
NSN 5930-01-099-9193
NSN 6220-01-267-4643
NSN 6620-01-093-6959
NSN 5855-01-070-4072
NSN 6150-01-474-9959
NSN 5935-00-824-4483
NSN 6105-00-894-9963
NSN 5985-01-419-3502