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 5920-01-157-2767
NSN 6130-01-631-9570
NSN 5835-01-118-4690
NSN 6240-00-469-5100
NSN 5996-01-435-2766
NSN 4140-01-490-0200
NSN 7035-01-249-4547
NSN 5965-01-135-3679
NSN 5990-01-330-4552
NSN 6220-01-308-3918
NSN 6685-00-016-0238
NSN 5935-01-195-3724