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 6135-01-653-6113
NSN 5910-00-177-6752
NSN 5990-01-222-8570
NSN 5935-00-415-8285
NSN 5910-01-007-8773
NSN 6320-00-422-9006
NSN 6685-01-435-7512
NSN 6145-01-243-9547
NSN 5945-00-159-7628
NSN 4140-01-227-4266
NSN 5835-01-416-6449
NSN 5985-01-233-0512