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 5960-01-211-9902
NSN 5925-01-571-8640
NSN 5985-00-636-8689
NSN 6105-00-921-8635
NSN 5945-01-106-1703
NSN 6130-00-506-8959
NSN 5910-01-193-8951
NSN 6135-01-524-7621
NSN 6685-00-553-8733
NSN 5985-00-529-0093
NSN 6620-01-298-0991
NSN 5925-00-475-2648