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 5998-01-220-3030
NSN 5999-00-076-6099
NSN 6685-01-551-9956
NSN 6320-01-340-4112
NSN 6240-01-399-4105
NSN 5925-01-049-7835
NSN 2925-01-411-4666
NSN 5910-01-245-4073
NSN 5960-01-528-1147
NSN 5915-00-253-0710
NSN 5920-01-033-4891
NSN 5965-01-106-1431