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 5910-00-195-8637
NSN 5910-00-133-8596
NSN 5985-00-022-3506
NSN 6620-01-510-3501
NSN 5920-01-320-5997
NSN 5905-01-204-8306
NSN 6620-00-444-6972
NSN 7035-01-350-4247
NSN 5930-00-072-7353
NSN 6110-01-169-2816
NSN 5999-00-170-9157
NSN 5996-00-066-7451