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 5960-01-165-1956
NSN 6320-00-186-6452
NSN 5999-00-178-0906
NSN 6240-00-307-9650
NSN 5965-01-094-6602
NSN 5960-01-297-5855
NSN 5920-01-261-6358
NSN 6685-01-444-2235
NSN 4140-00-150-1195
NSN 2925-01-311-5769
NSN 6320-01-275-3972
NSN 5855-01-634-0259