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 6620-01-514-2801
NSN 5985-01-350-0005
NSN 5925-00-194-5072
NSN 5910-01-465-3435
NSN 6650-00-216-6365
NSN 6240-01-145-4916
NSN 4140-00-541-9077
NSN 5999-01-460-8690
NSN 5985-00-930-0725
NSN 6220-01-314-5896
NSN 6105-00-664-1292
NSN 5990-01-218-1821