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 5965-00-256-8687
NSN 6110-00-519-5339
NSN 5950-01-398-6278
NSN 5998-01-235-5565
NSN 6145-01-364-7837
NSN 6105-01-192-8579
NSN 6135-01-260-7180
NSN 2925-00-416-2894
NSN 6240-00-740-8901
NSN 6110-01-556-1659
NSN 6320-01-651-7476
NSN 6240-01-333-7273