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 5990-01-414-7618
NSN 6645-01-352-6583
NSN 5999-00-257-5707
NSN 5905-00-729-8901
NSN 5985-00-558-7770
NSN 6240-00-824-4678
NSN 5960-01-526-2323
NSN 6110-01-604-0953
NSN 5935-01-522-4762
NSN 5920-00-682-0500
NSN 6130-01-481-3599
NSN 5945-00-824-5849