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 5935-01-251-6049
NSN 4140-01-436-6811
NSN 6105-00-196-4957
NSN 6145-01-130-5416
NSN 5990-01-417-4402
NSN 5935-01-227-6538
NSN 5950-01-403-2852
NSN 6620-01-057-2580
NSN 5935-01-623-3586
NSN 5965-01-353-9195
NSN 5965-00-177-2932
NSN 5925-01-417-1942