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 5930-01-012-8008
NSN 5915-01-145-3070
NSN 6220-00-245-4153
NSN 5965-00-674-5380
NSN 5895-00-018-3858
NSN 5990-01-142-0538
NSN 6145-01-392-7856
NSN 6610-01-604-1744
NSN 7035-00-096-9986
NSN 5996-01-519-3843
NSN 5990-00-659-8067
NSN 5998-01-238-3980