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 5960-00-421-1054
NSN 5835-01-495-5986
NSN 6620-00-170-5296
NSN 5905-00-517-9428
NSN 5935-00-472-9962
NSN 5920-01-074-2094
NSN 5996-00-982-2100
NSN 6620-01-208-5915
NSN 6220-01-076-9372
NSN 5855-01-175-3990
NSN 6620-00-203-9466
NSN 5835-00-198-4936