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 6610-01-016-9999
NSN 5996-01-547-6638
NSN 6240-01-073-9334
NSN 5975-00-598-0159
NSN 5945-01-528-6909
NSN 5915-01-410-7822
NSN 5999-00-445-1121
NSN 5965-00-823-8623
NSN 5835-01-440-5391
NSN 6110-01-552-3299
NSN 2925-01-545-2717
NSN 6145-01-164-7681