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 6620-01-330-8802
NSN 6685-01-415-5603
NSN 6610-00-406-3107
NSN 6610-01-200-6861
NSN 5895-01-557-2773
NSN 5920-00-465-0594
NSN 6645-01-396-2104
NSN 5985-01-297-5162
NSN 6650-01-181-6037
NSN 5920-01-248-9835
NSN 5935-01-492-6302
NSN 6130-01-298-7176