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 6620-01-643-5531
NSN 5895-00-350-6711
NSN 2925-01-562-1663
NSN 6610-00-960-1561
NSN 5930-00-955-1742
NSN 6220-01-386-7591
NSN 5999-00-171-6906
NSN 7035-01-302-5359
NSN 7035-01-196-3445
NSN 6105-01-463-8557
NSN 4140-01-634-0330
NSN 5945-01-541-0343