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 5985-01-270-7632
NSN 5910-01-227-4468
NSN 5985-01-463-5379
NSN 6240-01-394-5697
NSN 5835-01-618-1225
NSN 6150-00-864-3475
NSN 6135-01-361-9297
NSN 7035-00-173-2281
NSN 5935-01-385-5144
NSN 6105-01-607-0381
NSN 5999-00-166-9771
NSN 6620-01-383-6494