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 6320-01-429-9871
NSN 6110-00-433-5777
NSN 5990-01-503-0194
NSN 5925-01-442-7357
NSN 6145-01-494-4396
NSN 6645-01-364-0867
NSN 5998-00-481-7830
NSN 5998-00-954-0111
NSN 6135-01-512-8740
NSN 5965-00-256-8687
NSN 4140-01-227-6918
NSN 5910-00-197-8260