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 5905-01-384-2789
NSN 5920-01-377-5803
NSN 5950-00-717-9273
NSN 5855-01-091-9966
NSN 6150-00-516-1798
NSN 6145-01-603-5706
NSN 7035-00-931-9415
NSN 6145-00-493-4089
NSN 5960-01-170-4057
NSN 6220-01-010-6924
NSN 5985-01-506-0553
NSN 6110-01-262-3558