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 6610-01-221-2606
NSN 5855-00-821-7512
NSN 5965-00-823-8623
NSN 4140-01-425-0025
NSN 6130-01-239-6599
NSN 7035-01-301-3263
NSN 5895-00-554-4573
NSN 6145-01-077-0290
NSN 6135-00-767-0331
NSN 6650-00-296-4670
NSN 5996-01-227-4496
NSN 6620-01-244-3425