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 6145-01-315-6397
NSN 5999-00-648-0062
NSN 6620-01-195-7817
NSN 4140-01-395-5218
NSN 5835-01-460-6054
NSN 5975-01-229-8786
NSN 5915-01-128-1121
NSN 6685-01-349-8692
NSN 4140-01-426-5200
NSN 2925-01-175-1217
NSN 5990-00-913-8859
NSN 5999-00-343-0735