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 6650-01-327-3068
NSN 5996-01-205-0912
NSN 4140-01-438-0778
NSN 5905-01-141-6628
NSN 5998-00-399-2830
NSN 6110-00-838-0492
NSN 5905-01-085-4963
NSN 5945-01-448-9951
NSN 5935-01-349-1995
NSN 6220-00-932-4992
NSN 5975-01-529-9461
NSN 7035-01-411-6062