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 5999-00-933-1768
NSN 5935-01-204-8529
NSN 5915-00-024-7382
NSN 5996-00-330-9184
NSN 5905-01-343-3585
NSN 6650-01-179-3823
NSN 5985-01-261-9613
NSN 5965-00-513-1352
NSN 4140-01-118-8918
NSN 6650-01-157-8806
NSN 4140-01-620-6048
NSN 6130-01-054-3751