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 6240-01-214-4805
NSN 5905-01-435-7919
NSN 6645-01-364-0867
NSN 5925-00-959-6075
NSN 5990-01-395-4194
NSN 6645-00-150-6526
NSN 4140-01-198-8641
NSN 6320-00-242-3300
NSN 6240-00-256-6410
NSN 7035-00-585-2113
NSN 5855-01-538-0789
NSN 5925-01-106-3641