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 6320-01-125-3361
NSN 6650-00-446-8787
NSN 5925-01-364-2960
NSN 5925-01-150-0124
NSN 6240-01-044-4088
NSN 6110-01-205-3248
NSN 6620-00-819-0493
NSN 6685-01-394-4141
NSN 5930-01-575-4235
NSN 5910-00-053-8816
NSN 5950-01-424-0068
NSN 5925-00-581-6902