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 4140-01-197-4273
NSN 5935-01-260-5300
NSN 6620-00-365-2701
NSN 6135-00-444-1402
NSN 6620-01-105-5770
NSN 5930-01-188-0294
NSN 6110-00-174-1653
NSN 5996-00-149-0708
NSN 6620-01-566-0196
NSN 5915-01-556-2462
NSN 5950-01-181-6641
NSN 5960-01-013-9346