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 5965-01-149-8000
NSN 6150-00-862-1081
NSN 5950-00-257-3806
NSN 5895-01-476-2941
NSN 2925-00-144-3314
NSN 5950-00-785-8329
NSN 5915-00-196-7016
NSN 5915-01-421-1818
NSN 5855-01-088-8700
NSN 5915-01-358-8955
NSN 6145-00-570-0516
NSN 5905-00-784-7002