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 6650-01-290-4001
NSN 5935-00-434-8886
NSN 6145-00-757-9479
NSN 5998-01-553-7635
NSN 5996-01-633-7979
NSN 7035-01-226-2545
NSN 5990-01-338-2103
NSN 5999-01-074-1878
NSN 5999-00-374-5152
NSN 6685-01-365-2720
NSN 6620-01-245-0184
NSN 6645-01-505-1691