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 5910-01-068-4472
NSN 5999-01-122-6157
NSN 5960-00-973-3104
NSN 4140-01-056-4453
NSN 6135-00-833-9909
NSN 7035-00-153-3826
NSN 6240-01-187-6536
NSN 5930-01-237-3434
NSN 5950-00-080-1630
NSN 5960-01-200-2586
NSN 5925-00-509-8773
NSN 5960-01-290-4498