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 5910-00-388-6737
NSN 5996-01-197-7005
NSN 5855-01-580-8155
NSN 6145-00-806-2812
NSN 6135-01-512-8740
NSN 5935-00-774-4092
NSN 4140-00-633-7540
NSN 5999-01-005-9405
NSN 5945-01-653-7070
NSN 5920-00-908-1929
NSN 5855-00-433-2377
NSN 6110-01-053-4245