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 5915-01-549-9291
NSN 5895-01-646-2242
NSN 4140-00-322-9987
NSN 5895-01-590-1689
NSN 2925-01-161-7440
NSN 5945-01-381-8196
NSN 5990-01-652-7373
NSN 5920-00-670-4674
NSN 6220-00-724-6191
NSN 6320-01-253-9585
NSN 5990-01-606-1873
NSN 5905-01-074-8527