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 6105-01-171-1784
NSN 6130-00-103-4791
NSN 6220-01-013-8445
NSN 5998-00-969-9869
NSN 5990-00-269-2226
NSN 5950-01-214-3099
NSN 5915-01-491-6280
NSN 5910-00-009-8338
NSN 6110-01-388-2389
NSN 2925-01-651-4870
NSN 6220-01-591-4337
NSN 6620-01-633-8443