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 5996-01-082-2927
NSN 5950-01-089-2891
NSN 5915-01-583-8079
NSN 4140-01-448-9725
NSN 6110-01-381-1269
NSN 5905-01-361-9076
NSN 5996-01-380-5946
NSN 6620-00-783-9560
NSN 6110-01-203-2811
NSN 5975-01-310-6625
NSN 7035-00-946-2642
NSN 6320-01-422-1212