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 5950-01-473-3146
NSN 5855-00-925-0114
NSN 6220-00-008-3920
NSN 6650-01-426-4253
NSN 5975-00-286-8506
NSN 6320-01-458-1853
NSN 2925-01-647-7225
NSN 5950-01-598-2854
NSN 5996-01-599-9867
NSN 5855-01-351-8909
NSN 5996-01-519-3843
NSN 6110-00-833-7778