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 5915-01-377-7602
NSN 6220-00-500-1971
NSN 5998-00-679-4001
NSN 6150-01-520-5737
NSN 6135-01-437-6409
NSN 4140-00-446-1024
NSN 6130-00-639-0666
NSN 7035-01-375-3719
NSN 5895-00-933-7307
NSN 5990-01-522-6096
NSN 6220-01-449-7223
NSN 6685-00-291-1416