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 7035-01-609-3839
NSN 6320-00-213-0477
NSN 6240-01-611-3411
NSN 6685-01-418-8753
NSN 5930-01-391-6760
NSN 5990-00-101-8318
NSN 5950-01-168-8782
NSN 5925-00-142-9991
NSN 6650-01-585-1716
NSN 6685-01-410-7583
NSN 5935-00-459-0723
NSN 6220-00-408-6182