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 5925-00-938-3447
NSN 6145-01-186-0780
NSN 4140-01-005-5364
NSN 5915-00-819-3653
NSN 5950-01-016-0866
NSN 6110-01-376-7251
NSN 5945-00-803-8738
NSN 5985-01-534-6407
NSN 5985-00-277-7371
NSN 5985-01-642-1025
NSN 5910-00-800-5054
NSN 6150-01-156-6783