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 5965-01-604-6812
NSN 6130-00-679-1873
NSN 2925-01-504-3058
NSN 5965-00-147-3070
NSN 5950-00-556-6728
NSN 6650-01-449-1413
NSN 5960-01-078-7692
NSN 5915-01-202-6225
NSN 6145-00-504-5221
NSN 5990-01-272-4091
NSN 7035-00-020-2227
NSN 5985-01-324-8690