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 5855-01-484-6507
NSN 5915-00-144-5548
NSN 4140-00-709-6959
NSN 6150-01-032-4556
NSN 5925-00-557-4530
NSN 7035-00-064-7008
NSN 5925-01-333-1049
NSN 6610-01-487-4626
NSN 6145-01-552-9050
NSN 5965-01-408-7570
NSN 5855-01-508-3575
NSN 6240-01-231-9243