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 5920-00-717-6839
NSN 6145-01-323-4753
NSN 5855-00-089-3974
NSN 5915-01-301-0882
NSN 6145-01-310-9379
NSN 6110-00-234-7064
NSN 6610-01-033-1748
NSN 5960-01-573-6483
NSN 6240-01-521-2921
NSN 6145-01-529-4535
NSN 7035-00-104-7613
NSN 5998-01-436-7815