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 6150-01-632-1250
NSN 5935-00-150-8603
NSN 5999-01-230-9718
NSN 5895-00-629-6502
NSN 6145-01-413-3286
NSN 5920-01-186-3953
NSN 5950-01-076-2206
NSN 5835-01-238-3381
NSN 6145-01-012-4376
NSN 6620-00-438-5833
NSN 5910-00-597-6510
NSN 5935-01-306-7513