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 4140-01-378-6386
NSN 5975-01-107-1758
NSN 6105-00-113-0679
NSN 6110-00-118-6174
NSN 6685-00-236-4443
NSN 5965-00-981-6509
NSN 5915-00-893-3360
NSN 6650-01-212-3964
NSN 6135-01-222-0703
NSN 6135-00-932-3136
NSN 5835-01-083-8131
NSN 6650-01-258-5871