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 6105-00-979-0888
NSN 5975-00-839-4635
NSN 5935-01-103-3495
NSN 5905-00-308-9901
NSN 5985-01-170-6912
NSN 6320-00-583-3104
NSN 6135-01-518-9813
NSN 5950-00-290-8090
NSN 5895-01-188-7470
NSN 5998-00-932-5589
NSN 5960-00-199-6034
NSN 5935-01-543-7037