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 6220-01-318-8918
NSN 5915-00-059-8884
NSN 5925-01-237-5755
NSN 6620-01-032-3937
NSN 7035-00-679-9027
NSN 5999-00-300-0264
NSN 5930-01-200-7628
NSN 5910-00-315-9460
NSN 5905-01-406-1539
NSN 5855-00-472-2055
NSN 6650-00-287-5868
NSN 5960-00-140-9583