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 4140-01-562-4070
NSN 6130-01-633-2063
NSN 6645-00-145-6411
NSN 6220-01-215-3575
NSN 6150-00-451-4984
NSN 6650-01-114-9514
NSN 5930-01-225-7613
NSN 6105-00-541-6624
NSN 6110-01-273-6506
NSN 6685-01-147-5617
NSN 6620-01-084-2255
NSN 6130-01-327-2517