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 5985-00-976-5187
NSN 6150-01-463-8090
NSN 6610-01-436-6884
NSN 6645-01-179-0243
NSN 5996-00-878-0273
NSN 6685-00-147-8045
NSN 5960-01-185-4216
NSN 5915-00-126-9683
NSN 5996-01-215-0944
NSN 5998-01-027-6668
NSN 5915-01-106-3705
NSN 7035-01-227-2546