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 5910-01-020-7700
NSN 4140-00-833-6239
NSN 6110-01-627-7256
NSN 6150-01-215-1149
NSN 6220-00-506-1301
NSN 6110-01-303-5196
NSN 6685-01-656-5630
NSN 5930-00-193-0504
NSN 5998-01-255-9432
NSN 5855-00-797-8217
NSN 6610-01-599-4462
NSN 5835-00-180-7555