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 6105-00-217-8990
NSN 7035-00-497-8784
NSN 6150-01-424-6096
NSN 5930-01-394-0628
NSN 6620-00-340-2395
NSN 6145-01-142-2234
NSN 5930-01-492-6185
NSN 6620-01-352-5640
NSN 6150-00-238-6910
NSN 5950-00-168-9049
NSN 5905-01-624-5356
NSN 5960-01-178-7500