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 6145-00-889-0823
NSN 6110-00-908-9283
NSN 6610-01-374-0569
NSN 5855-00-189-6066
NSN 5925-01-385-9378
NSN 5925-01-583-9459
NSN 5998-01-137-9965
NSN 6610-01-431-8575
NSN 6620-00-663-8962
NSN 6620-00-538-8746
NSN 5998-00-863-0202
NSN 6650-01-505-6431