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 5965-01-650-1764
NSN 5965-00-469-5009
NSN 6110-00-840-6560
NSN 5975-01-030-0989
NSN 5945-01-593-8801
NSN 5999-00-833-8143
NSN 6135-01-540-9655
NSN 6130-00-573-0622
NSN 5960-01-048-8228
NSN 6145-01-193-0273
NSN 6620-01-146-4680
NSN 6650-01-530-0589