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 5965-01-633-8849
NSN 5950-01-172-0432
NSN 6240-01-058-8868
NSN 5915-01-210-7153
NSN 5975-00-779-1440
NSN 5985-01-222-1690
NSN 4140-01-183-0618
NSN 6240-01-500-2152
NSN 5930-00-310-4843
NSN 6645-01-279-7647
NSN 6610-00-632-8842
NSN 6645-01-273-2462