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 5895-01-631-7721
NSN 5950-01-056-3621
NSN 5999-01-036-4141
NSN 5998-00-576-4861
NSN 4140-00-111-3166
NSN 6150-00-721-3945
NSN 6650-00-804-2039
NSN 6130-01-347-0867
NSN 4140-00-162-0859
NSN 6320-01-397-9995
NSN 6145-01-278-9675
NSN 5950-01-096-9888