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 6650-01-498-2633
NSN 2925-01-357-2512
NSN 5985-00-275-2830
NSN 5975-00-830-0603
NSN 5935-01-415-2885
NSN 5895-01-572-4223
NSN 6130-01-659-2042
NSN 5999-01-615-8384
NSN 5920-01-513-9934
NSN 6320-00-456-0836
NSN 5960-01-060-9248
NSN 5965-00-081-9412