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 2925-01-182-0227
NSN 6220-01-424-0687
NSN 6150-01-007-7136
NSN 6620-00-400-2994
NSN 5895-00-913-9767
NSN 5990-00-004-4158
NSN 6240-00-479-5057
NSN 5915-01-155-6198
NSN 2925-01-337-2508
NSN 6135-01-040-1446
NSN 6105-00-066-4529
NSN 5895-00-262-1047