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 6620-01-383-6494
NSN 5855-00-494-9581
NSN 5965-01-501-5638
NSN 6110-00-092-9334
NSN 5915-01-140-9207
NSN 5920-01-640-8525
NSN 6135-01-226-4071
NSN 5950-01-322-4926
NSN 5990-00-930-3109
NSN 5985-01-085-4586
NSN 6620-00-825-2227
NSN 5985-00-930-8698