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 5895-00-244-0943
NSN 5999-01-379-8495
NSN 5985-00-059-9386
NSN 6320-01-033-6624
NSN 5985-01-403-2835
NSN 6320-00-082-5868
NSN 6610-01-024-1459
NSN 5930-01-320-1573
NSN 5990-01-541-7671
NSN 6105-01-024-9425
NSN 5990-01-524-8954
NSN 6610-01-400-3880