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 6220-01-611-1224
NSN 5950-00-010-0634
NSN 6320-01-541-7585
NSN 5895-01-364-9509
NSN 5920-01-541-0443
NSN 6105-01-503-0391
NSN 2925-00-422-5159
NSN 5950-00-442-6034
NSN 6130-01-007-8550
NSN 5910-00-350-2630
NSN 5945-01-477-4768
NSN 6685-01-227-2621