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 6150-01-249-0994
NSN 5910-00-375-5045
NSN 5925-00-581-6021
NSN 5998-01-368-0945
NSN 6240-00-968-9274
NSN 5930-01-437-8024
NSN 6620-00-030-7759
NSN 5915-01-520-4545
NSN 2925-01-225-0713
NSN 5975-00-780-5123
NSN 6685-01-010-3234
NSN 5935-00-900-1239