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 6240-01-656-8571
NSN 6135-01-440-9412
NSN 7035-01-138-5781
NSN 5999-01-218-9218
NSN 5999-00-288-3143
NSN 6130-00-397-7690
NSN 6150-01-083-4019
NSN 5920-01-147-5652
NSN 5960-01-495-0859
NSN 5985-01-349-5342
NSN 6150-01-634-0575
NSN 5930-01-196-6137