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 6650-01-513-2644
NSN 4140-01-010-0615
NSN 5950-01-263-0887
NSN 6240-01-309-8888
NSN 7035-00-486-0367
NSN 6685-00-761-2534
NSN 6610-01-495-8898
NSN 5855-01-513-9601
NSN 5895-01-179-9693
NSN 5910-00-231-5977
NSN 2925-00-295-8109
NSN 6610-00-960-9135