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 5975-00-599-6690
NSN 5965-00-879-7287
NSN 5855-01-602-9653
NSN 5920-01-629-9523
NSN 5999-01-522-6002
NSN 5990-01-287-1682
NSN 6240-01-221-9093
NSN 4140-01-438-9927
NSN 6685-01-299-7188
NSN 5930-00-852-4239
NSN 5965-01-577-8503
NSN 5920-01-634-0250