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 6610-01-409-1781
NSN 5990-01-159-5988
NSN 6130-00-861-7970
NSN 5999-00-202-0788
NSN 6650-01-347-2291
NSN 5895-01-378-1977
NSN 5990-00-785-1876
NSN 7035-01-211-5636
NSN 5905-01-352-0901
NSN 6620-01-192-3927
NSN 6135-01-300-8455
NSN 5945-00-937-1134