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 5835-01-521-0298
NSN 5930-00-767-0285
NSN 5985-00-235-2048
NSN 6135-01-526-6530
NSN 5975-00-893-1324
NSN 6150-00-842-2857
NSN 5925-01-231-1897
NSN 6110-01-373-3487
NSN 5905-01-253-1818
NSN 5835-01-515-6537
NSN 6105-00-071-8174
NSN 5998-00-061-4254