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 6620-01-440-9810
NSN 5999-01-215-1236
NSN 5996-00-707-6228
NSN 5835-01-258-7866
NSN 5855-01-222-1242
NSN 5895-01-501-0891
NSN 5990-01-627-8097
NSN 5965-01-359-0059
NSN 6135-00-196-5267
NSN 6110-01-458-4924
NSN 6620-00-114-2837
NSN 5985-00-753-1397