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 5945-01-085-1220
NSN 6650-01-378-6868
NSN 6150-01-127-1833
NSN 5910-00-901-4584
NSN 6650-00-626-1891
NSN 5925-00-571-0415
NSN 6220-01-043-5561
NSN 5835-00-313-1788
NSN 6130-01-339-6831
NSN 6145-01-175-3867
NSN 2925-01-251-9529
NSN 6220-00-435-0149