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 6110-01-305-5590
NSN 4140-01-337-7695
NSN 6610-00-530-1871
NSN 6320-00-731-6134
NSN 6150-01-455-7047
NSN 6645-01-308-9349
NSN 5835-01-524-2742
NSN 6150-01-632-5909
NSN 6105-01-309-0084
NSN 5905-01-550-0096
NSN 5920-01-555-6944
NSN 5965-00-150-1144