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 5945-01-103-7954
NSN 6150-01-068-3591
NSN 5920-01-431-0429
NSN 5975-00-903-4728
NSN 7035-01-281-3642
NSN 5965-01-541-0879
NSN 5990-00-147-3144
NSN 6320-00-270-8222
NSN 5996-01-060-4182
NSN 6685-01-193-1048
NSN 6650-00-504-2999
NSN 6620-01-305-5894