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 6650-01-334-2649
NSN 2925-01-189-4272
NSN 6110-01-343-3001
NSN 6110-01-214-8201
NSN 6685-01-434-0712
NSN 6610-01-609-7776
NSN 6145-00-233-6010
NSN 5965-01-199-4242
NSN 6130-01-122-3807
NSN 6240-01-408-1212
NSN 2925-01-554-5246
NSN 5975-01-269-4356