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 6610-01-227-7221
NSN 5950-00-719-5294
NSN 5835-01-538-1804
NSN 5998-01-384-3092
NSN 5920-01-060-3177
NSN 5905-00-142-4698
NSN 6135-00-557-8874
NSN 5996-01-023-7896
NSN 5975-01-187-7744
NSN 6110-00-509-9704
NSN 5835-01-457-7951
NSN 7035-00-205-1932