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 7035-00-009-0099
NSN 6135-01-014-3144
NSN 6240-01-371-8637
NSN 6650-01-648-3903
NSN 6620-01-206-5748
NSN 5950-00-150-4772
NSN 6320-01-021-6633
NSN 6240-01-236-9330
NSN 5910-01-140-0603
NSN 5915-01-385-1978
NSN 5965-01-566-9024
NSN 6105-01-519-8003