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 5975-01-331-0953
NSN 5835-00-193-8951
NSN 5835-01-522-9881
NSN 5935-00-984-3941
NSN 5855-01-169-9228
NSN 4140-00-643-0115
NSN 6620-01-604-7532
NSN 5996-00-583-9498
NSN 5935-01-494-8177
NSN 4140-00-205-0853
NSN 5999-00-081-0305
NSN 6320-01-501-7935