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 6220-01-580-5924
NSN 5925-01-430-5306
NSN 5925-01-279-1057
NSN 6240-01-376-7963
NSN 2925-00-772-5611
NSN 7035-01-193-2667
NSN 5945-01-273-9790
NSN 5935-00-559-1204
NSN 5945-01-169-9947
NSN 5996-01-354-0502
NSN 6220-01-334-0613
NSN 5945-00-145-3714