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 6240-01-525-5991
NSN 5960-01-469-2006
NSN 5895-00-556-2149
NSN 6150-01-242-9898
NSN 6105-00-642-2056
NSN 6320-00-521-9350
NSN 5930-00-879-5604
NSN 5915-00-528-7992
NSN 6135-00-856-1343
NSN 6645-00-960-6594
NSN 5855-01-400-1590
NSN 5905-01-105-1777