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 6685-01-121-8428
NSN 5930-01-082-0218
NSN 5998-01-448-5159
NSN 6105-00-349-9743
NSN 6620-01-499-7705
NSN 5950-00-150-4772
NSN 6240-00-617-9599
NSN 5920-01-563-6326
NSN 5950-01-536-2676
NSN 6110-01-513-9907
NSN 6220-01-521-2720
NSN 6110-01-397-6161