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 5975-00-942-1925
NSN 5985-00-359-9067
NSN 5998-01-577-9321
NSN 5895-01-060-5803
NSN 6130-01-279-6561
NSN 6650-01-262-6626
NSN 6220-01-003-9126
NSN 5935-00-883-8626
NSN 6685-01-274-5507
NSN 5855-01-529-1977
NSN 5985-00-064-7103
NSN 5950-01-268-1573