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 7035-01-474-2768
NSN 5985-01-502-8096
NSN 5950-01-186-9016
NSN 5905-00-396-3047
NSN 6240-01-077-6446
NSN 2925-01-125-9169
NSN 6110-01-200-6214
NSN 6685-00-847-8714
NSN 6620-01-447-2172
NSN 6150-01-162-7539
NSN 5930-00-528-1918
NSN 5950-01-432-9743