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 6645-01-336-5767
NSN 6645-01-620-4837
NSN 5855-01-650-3762
NSN 5895-01-469-6285
NSN 2925-01-649-7543
NSN 5895-00-255-7784
NSN 7035-01-218-4233
NSN 5950-00-116-3646
NSN 5835-00-930-8500
NSN 5905-01-067-7874
NSN 5930-00-059-4323
NSN 5905-01-186-0625