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 6620-01-363-0499
NSN 5998-00-439-6205
NSN 6130-00-100-0175
NSN 5950-01-526-9994
NSN 5925-01-177-9077
NSN 5975-00-137-9547
NSN 5915-01-630-8125
NSN 5950-01-267-9931
NSN 5945-01-542-9117
NSN 5910-00-250-1891
NSN 5920-00-944-3540
NSN 2925-00-617-0826