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 5895-01-037-7112
NSN 5945-01-606-5907
NSN 5999-01-142-3305
NSN 6240-01-341-6348
NSN 6110-01-533-5305
NSN 6105-00-113-8262
NSN 6135-00-145-8884
NSN 5975-00-420-4473
NSN 5835-01-355-3654
NSN 6150-01-141-7340
NSN 2925-01-020-5099
NSN 5998-01-129-1525