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 5998-01-278-9364
NSN 5920-01-431-0429
NSN 5905-01-435-0444
NSN 6685-00-880-4912
NSN 5930-01-219-4104
NSN 5999-01-272-1535
NSN 6220-00-354-8287
NSN 7035-00-300-3208
NSN 4140-00-541-9077
NSN 5855-01-366-2429
NSN 6130-01-042-7899
NSN 6620-00-905-6590