"MATL STEEL;SIZE 22 IN. DIA BY 12 IN. HT;WT 115 LBS;USED TO CUT OFF THE DAMAGED 9TH O.D. LOUVER FROM THE O.D. COMBUSTION CHAMBER LINER,TO TRIM THE REPLACEMENT LOUVER AND TO FINISH MACHINING AFTER WELDING;FIXTURE IS POSITIONED ON MACHINE TABLE OF VTL;SUPPORTS 2840-01-229-5793,P/N 4064106;USED WITH PWA70258 WELDING FIXTURE"