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 6220-01-581-1697
NSN 5990-01-492-6575
NSN 5920-00-427-7267
NSN 6240-01-518-8213
NSN 5915-00-159-1403
NSN 6135-00-519-1325
NSN 7035-01-551-2031
NSN 6110-00-248-1169
NSN 5895-00-877-4875
NSN 4140-00-232-1039
NSN 6685-01-401-5360
NSN 5960-01-605-9921