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 5920-01-401-5315
NSN 5915-01-562-9609
NSN 5965-01-505-3716
NSN 4140-00-262-9921
NSN 5920-01-364-9164
NSN 6610-00-598-5268
NSN 5925-00-958-8215
NSN 6610-01-423-0250
NSN 5965-01-419-2251
NSN 5975-01-099-2988
NSN 5960-00-072-5874
NSN 6220-01-063-7287