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 6320-01-072-2073
NSN 6105-01-647-4683
NSN 2925-01-442-4171
NSN 6130-01-074-4202
NSN 5998-00-827-0527
NSN 6135-00-998-5884
NSN 5950-01-634-0677
NSN 5965-01-559-1898
NSN 5855-01-441-3189
NSN 6145-00-174-9344
NSN 6650-01-592-8910
NSN 5925-01-388-9679