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 6685-01-480-9230
NSN 6620-01-343-6671
NSN 5999-01-461-8280
NSN 2925-00-684-7708
NSN 4140-01-598-6113
NSN 5985-00-409-9806
NSN 5945-01-168-5794
NSN 5999-01-522-0190
NSN 5975-00-740-8367
NSN 6685-00-155-8158
NSN 6240-01-361-1612
NSN 5985-01-515-5793