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 6240-01-472-2950
NSN 5950-00-100-1345
NSN 5905-00-484-5588
NSN 5950-01-562-4659
NSN 5965-00-501-7835
NSN 5990-01-463-5400
NSN 5996-01-601-0012
NSN 6110-01-377-4718
NSN 6220-01-624-7803
NSN 5835-00-240-9838
NSN 5915-01-477-9143
NSN 5960-00-201-5265