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 5905-00-183-4189
NSN 5998-01-116-1187
NSN 6105-01-571-3856
NSN 5835-01-321-7895
NSN 6130-01-243-0380
NSN 5950-01-381-2121
NSN 7035-01-227-7492
NSN 7035-00-003-7518
NSN 6240-01-396-9541
NSN 6620-01-352-5640
NSN 5999-00-462-9117
NSN 6145-00-081-2797