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 5905-01-492-8725
NSN 5915-01-032-4475
NSN 5915-01-342-2535
NSN 6685-00-865-3423
NSN 5985-00-840-7104
NSN 5920-00-935-2275
NSN
NSN 5950-00-375-0855
NSN 6130-01-452-7876
NSN 5925-01-359-5918
NSN 5895-00-839-3113
NSN 6650-01-068-3997