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 5915-01-210-2709
NSN 6685-01-038-4073
NSN 4140-00-950-6006
NSN 2925-01-244-3016
NSN 5895-01-301-7396
NSN 5975-00-507-8884
NSN 6110-00-931-6721
NSN 6110-01-633-7238
NSN 6220-01-421-4448
NSN 5960-00-270-3326
NSN 6610-00-451-1155
NSN 6145-01-235-3263