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 6130-01-025-9783
NSN 6150-00-391-1981
NSN 5920-00-853-4893
NSN 5990-01-529-7307
NSN 6620-01-461-3550
NSN 6685-00-529-6220
NSN 5915-01-320-2528
NSN 2925-00-455-2367
NSN 5915-00-470-0586
NSN 5985-01-037-5808
NSN 6320-00-546-9249
NSN 5999-01-629-2949