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 4140-01-502-8993
NSN 5990-01-623-0082
NSN 6610-00-149-1534
NSN 5915-01-384-6207
NSN 5925-01-038-5764
NSN 5998-01-386-4682
NSN 6150-01-260-8727
NSN 6645-01-616-7473
NSN 6110-01-104-8770
NSN 5905-01-368-1704
NSN 6105-01-580-5072
NSN 5999-00-009-8060