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 6610-00-248-1559
NSN 6320-00-186-6452
NSN 6130-00-193-8962
NSN 5945-00-404-5702
NSN 5985-01-253-3298
NSN 5998-00-079-8822
NSN 6610-01-466-9985
NSN 2925-00-675-9152
NSN 5835-00-279-6626
NSN 6610-01-535-0310
NSN 6150-00-015-1289
NSN 5905-01-195-2184