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 5910-01-055-2019
NSN 5920-00-614-9281
NSN 2925-00-328-2018
NSN 5920-00-809-4450
NSN 5999-01-035-5051
NSN 6610-01-485-3074
NSN 6685-01-348-7025
NSN 6105-00-199-2391
NSN 6320-01-478-9351
NSN 6645-00-372-2618
NSN 5835-01-447-2544
NSN 5920-01-025-9381