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 5930-01-189-1361
NSN 5930-01-508-3465
NSN 5915-00-779-8307
NSN 5998-01-222-9065
NSN 6150-01-407-2495
NSN 6220-01-438-6838
NSN 5945-01-061-7028
NSN 5950-01-408-6799
NSN 5996-00-525-1777
NSN 5996-01-066-0335
NSN 6685-00-729-6498
NSN 5925-00-235-2870