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 5998-01-050-8279
NSN 5930-01-374-0700
NSN 5950-00-846-8722
NSN 5910-01-348-4855
NSN 5930-00-065-7578
NSN 5945-01-157-7683
NSN 5905-00-079-3651
NSN 5910-00-104-8320
NSN 6240-00-906-6116
NSN 6105-00-067-7517
NSN 5910-00-262-7242
NSN 6135-00-305-2052