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 5835-00-051-9092
NSN 6150-01-227-5650
NSN 4140-01-317-3559
NSN 5985-00-823-5396
NSN 5920-01-593-6439
NSN 6145-00-067-7436
NSN 5855-01-254-4557
NSN 6220-00-293-5368
NSN 5910-00-116-2753
NSN 5996-01-542-9499
NSN 6110-00-621-3475
NSN 6110-01-171-6238