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 5920-01-249-2708
NSN 6220-00-595-6954
NSN 5930-01-310-5566
NSN 5895-00-175-6415
NSN 4140-01-536-8852
NSN 5835-01-106-1456
NSN 5895-01-606-0828
NSN 6320-01-496-4605
NSN 5945-00-307-6989
NSN 6105-01-286-8930
NSN 6610-00-754-5124
NSN 6240-01-428-4252