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 4140-00-640-6608
NSN 5935-00-013-7404
NSN 4140-01-449-8907
NSN 7035-00-585-2113
NSN 5985-00-167-4922
NSN 5915-01-517-0374
NSN 5935-01-004-0415
NSN 5985-01-227-5748
NSN 5998-01-146-2345
NSN 5965-01-441-1525
NSN 6110-01-158-6138
NSN 6150-01-483-1129