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 5945-00-737-1449
NSN 6620-01-517-0014
NSN 6610-00-971-2503
NSN 5998-01-423-8931
NSN 5915-00-334-0138
NSN 6110-00-833-9566
NSN 5920-00-108-5399
NSN 5835-01-319-4636
NSN 6320-01-381-7023
NSN 6135-01-025-8109
NSN 6320-01-547-2743
NSN 6130-01-049-8543