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 5835-01-227-2318
NSN 6145-01-162-8691
NSN 6220-01-171-0957
NSN 6620-00-246-6448
NSN 5910-00-237-5250
NSN 5950-01-056-4707
NSN 6610-01-600-5789
NSN 5910-01-129-4941
NSN 6650-01-516-3310
NSN 5960-00-945-8975
NSN 5985-01-113-7837
NSN 7035-00-117-0418