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 5965-01-144-3001
NSN 5905-01-580-6061
NSN 5996-01-283-4338
NSN 6135-00-998-5884
NSN 5930-00-116-8924
NSN 7035-00-797-2635
NSN 5935-00-322-9442
NSN 2925-01-346-9522
NSN 6320-01-415-0953
NSN 5905-01-543-6732
NSN 6150-00-150-8838
NSN 6150-00-276-7483