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 6650-01-247-3435
NSN 5960-00-089-6651
NSN 5990-01-503-0194
NSN 5990-01-060-3687
NSN 6620-01-502-1656
NSN 6685-01-106-3210
NSN 6685-01-381-0759
NSN 6610-00-197-2344
NSN 6105-01-025-5613
NSN 6145-01-386-7073
NSN 5855-00-089-3974
NSN 5985-01-207-5583