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 5985-00-407-7106
NSN 5950-01-321-1907
NSN 6135-00-891-4944
NSN 4140-01-592-7466
NSN 2925-01-197-7864
NSN 5915-01-271-1767
NSN 6610-01-456-1166
NSN 7035-01-567-6895
NSN 6240-01-570-0979
NSN 6320-01-247-0898
NSN 5855-00-610-4052
NSN 5985-01-354-2602