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 6620-00-575-9230
NSN 4140-00-176-4761
NSN 7035-01-561-1069
NSN 5965-01-236-9988
NSN 5855-00-548-4742
NSN 5930-01-259-7414
NSN 5985-01-485-0191
NSN 5910-00-216-8081
NSN 5895-01-453-7167
NSN 6220-00-009-6099
NSN 2925-00-228-8854
NSN 6130-01-129-2956