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 6650-01-643-0534
NSN 5965-01-422-4823
NSN 5998-00-911-2973
NSN 5930-01-331-7000
NSN 5998-01-227-1733
NSN 5965-00-161-0795
NSN 5950-01-113-7834
NSN 6650-01-255-4046
NSN 6220-00-942-2678
NSN 6650-01-630-2223
NSN 5905-00-299-0402
NSN 5930-01-338-8508