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 6645-01-500-0827
NSN 5855-01-574-7092
NSN 6135-01-222-0703
NSN 5920-01-464-6655
NSN 5990-01-058-4826
NSN 5920-01-613-7912
NSN 5975-01-145-5355
NSN 5915-01-554-5274
NSN 5910-00-667-2337
NSN 5920-01-113-8048
NSN 5935-01-508-4433
NSN 7035-00-870-0290