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 2925-00-596-9775
NSN 4140-01-257-2453
NSN 5930-01-544-8861
NSN 5945-00-263-3036
NSN 5925-01-007-9407
NSN 6240-00-930-4206
NSN 5960-01-270-3938
NSN 6150-01-447-7965
NSN 6110-01-521-8232
NSN 5925-01-372-7137
NSN 5915-00-904-9157
NSN 5975-00-812-0642