GASKET, SPIRAL WOUND: TYPE BASIC WITH INNER AND OUTER RING, APPLICATION HEAT EXCHANGER, FILLER INSIDE DIAMETER 835 MM, FILLER OUTSIDE DIAMETER 864 MM, FILLER THICKNESS 4.5 MM, FILLER MATERIAL GRAPHITE, INNER RING INSIDE DIAMETER 805 MM, INNER RING THICKNESS 4.5 MM, INNER RING MATERIAL CS, OUTER RING THICKNESS 3.2 MM, OUTER RING MATERIAL SS 304, SHAPE ROUND, Mnfr: DAEKYUNG MACHINERY & ENGG CO. Mnfr Part No: 4, DRAWING: DKT01-2066/DKT01-2082 Rev: 0 Item: 001