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 6650-00-716-7628
NSN 5905-01-219-6999
NSN 5925-01-247-9902
NSN 5835-01-629-2044
NSN 5990-00-532-2641
NSN 6130-00-332-2913
NSN 6145-00-141-8095
NSN 7035-01-088-6415
NSN 6610-00-901-4521
NSN 5910-01-565-7368
NSN 5835-01-408-6529
NSN 5930-00-072-5979