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 4140-00-253-1801
NSN 6105-01-418-3070
NSN 6610-01-120-7670
NSN 5960-00-553-7338
NSN 5930-01-283-9615
NSN 5915-01-592-3411
NSN 5895-01-204-7658
NSN 5835-00-876-4544
NSN 6110-01-423-1087
NSN 5935-00-454-7431
NSN 5985-00-466-3574
NSN 6320-01-272-7072