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 5920-00-518-1847
NSN 5895-01-604-4159
NSN 5960-01-530-0581
NSN 5920-00-070-4681
NSN 5998-01-294-8577
NSN 5835-01-310-8979
NSN 6150-00-283-3884
NSN 5960-01-536-9763
NSN 5855-00-885-8452
NSN 5975-01-422-2033
NSN 5905-00-893-6774
NSN 5975-01-292-2293