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 5935-00-524-0564
NSN 5990-00-232-3965
NSN 5960-01-044-4902
NSN 5998-00-484-2780
NSN 5920-00-518-7314
NSN 5985-01-111-0480
NSN 5998-01-118-3811
NSN 6645-00-200-2322
NSN 2925-01-463-8856
NSN 5996-01-344-0380
NSN 6645-01-174-4363
NSN 6135-01-231-4809