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 5930-01-025-1549
NSN 5998-01-265-1364
NSN 4140-00-985-0182
NSN 5925-01-353-9106
NSN 6320-01-425-1417
NSN 5835-01-085-4300
NSN 7035-01-149-7502
NSN 5996-01-376-4552
NSN 6150-01-496-4970
NSN 5996-01-461-7193
NSN 5975-00-713-3822
NSN 5999-00-467-5030