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 5855-01-179-2702
NSN 5960-00-462-4050
NSN 5999-01-247-4727
NSN 5935-01-655-0366
NSN 6645-00-933-2170
NSN 6650-01-409-1992
NSN 5910-00-493-3721
NSN 5990-00-045-5353
NSN 6220-01-352-9825
NSN 4140-01-092-0806
NSN 5975-00-652-8900
NSN 6650-01-534-5787