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 6110-01-387-1087
NSN 5990-00-855-7292
NSN 5990-00-186-2445
NSN 5945-00-468-7995
NSN 5996-01-166-5399
NSN 2925-01-444-6676
NSN 6240-01-627-7610
NSN 6685-01-530-1447
NSN 6130-01-602-8991
NSN 5925-01-506-7833
NSN 5996-00-470-7762
NSN 6620-01-559-1921