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 6620-01-576-7723
NSN 5855-00-149-0766
NSN 2925-01-384-4139
NSN 5960-01-613-6132
NSN 5990-01-020-6841
NSN 4140-00-962-0215
NSN 6610-01-314-7964
NSN 2925-01-614-9184
NSN 5996-00-814-7376
NSN 5998-01-644-7873
NSN 7035-01-653-8015
NSN 7035-01-617-5636