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 5835-01-123-8305
NSN 5920-01-181-1579
NSN 5835-01-279-2580
NSN 6620-00-779-5859
NSN 5998-01-492-5534
NSN 5930-01-475-1443
NSN 5999-00-928-2255
NSN 5915-01-197-6218
NSN 5910-01-095-1986
NSN 5998-01-290-8013
NSN 5905-01-224-9629
NSN 5910-01-521-3684