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 6650-01-078-5587
NSN 5835-00-223-7235
NSN 5950-00-995-0805
NSN 6130-01-009-5418
NSN 6320-01-453-5152
NSN 6610-00-925-0935
NSN 6610-01-259-0251
NSN 5975-01-399-8564
NSN 5945-01-310-9728
NSN 4140-01-435-7166
NSN 5945-01-465-5820
NSN 6240-01-560-0910