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 5985-01-241-3698
NSN 4140-01-398-3985
NSN 5965-01-351-4615
NSN 6620-00-050-1086
NSN 6135-01-106-7740
NSN 6650-01-519-9165
NSN 5950-00-477-2972
NSN 5965-00-728-2960
NSN 6620-01-459-6401
NSN 5930-01-366-8188
NSN 5935-01-623-9525
NSN 5915-01-025-1362