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 5985-00-843-5050
NSN 5998-01-386-3123
NSN 5910-01-537-0532
NSN 5910-01-606-3204
NSN 5998-00-627-4507
NSN 5975-01-158-0386
NSN 6220-01-228-1943
NSN 5930-00-273-0778
NSN 6130-00-226-9424
NSN 7035-00-286-6221
NSN 5950-00-911-9549
NSN 5960-00-263-0106