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 5985-01-595-6552
NSN 5925-01-330-3976
NSN 6240-01-209-6639
NSN 6110-01-450-8082
NSN 6220-01-440-8238
NSN 5998-01-016-8442
NSN 5930-00-144-4994
NSN 4140-00-905-8331
NSN 5998-00-822-4755
NSN 5996-01-170-1276
NSN 6240-01-093-0837
NSN 6110-01-365-2718