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 5975-00-998-1358
NSN 4140-00-332-5956
NSN 5905-01-461-8865
NSN 5960-01-512-0233
NSN 7035-01-408-8698
NSN 5996-00-962-8142
NSN 5925-01-492-0838
NSN 5835-01-246-0972
NSN 6610-01-113-2726
NSN 6105-01-234-2126
NSN 6150-00-679-3285
NSN 5990-01-465-9235