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 5990-01-541-7671
NSN 5945-00-604-9618
NSN 5920-01-398-0580
NSN 6145-01-426-6657
NSN 2925-01-376-9236
NSN 5975-00-144-7878
NSN 2925-01-254-3068
NSN 6110-00-960-0018
NSN 6150-00-102-7657
NSN 6320-00-831-2227
NSN 5895-00-606-5287
NSN 6105-00-698-7512