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 6130-00-616-4841
NSN 5965-00-424-9636
NSN 6130-00-356-9263
NSN 6685-00-546-9323
NSN 5975-01-325-7833
NSN 4140-00-476-8683
NSN 5855-00-532-0025
NSN 5905-01-171-1813
NSN 5998-01-380-0284
NSN 5855-01-455-3317
NSN 5960-01-244-6610
NSN 5975-01-225-4403