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 5915-00-317-6042
NSN 5945-00-284-7312
NSN 6110-00-516-8645
NSN 5996-01-352-9434
NSN 6650-00-948-3647
NSN 5999-00-153-0917
NSN 5960-00-153-7115
NSN 5920-01-363-9397
NSN 5998-01-024-0785
NSN 7035-01-633-9537
NSN 6645-01-501-0576
NSN 5999-01-435-3298