BEARING PIECE ASSEMBLY WITH LOCKING ARRANGEMENT FOR SINGLE PIECE UNCOUPLING GEAR CONSISTING OF ITEMS- 4, 5, 6 & 7 ( 4, 6, 7 ONE NUMBER EACH AND 5 TWO NOS ) AND LOCKING ARRANGEMENT. LOCKING ARRANGEMENT TO BE SUPPLIED IN WELDING CONDITION WITH BEARING PIECE ASSEMBLY. TO RDSO DRG NO: WD- 00046- S- 01 ( ITEMS- 5, 6 & 7 ARE TO BE DULY WELDED TO ITEM- 4 AND ONE NUMBER OF ITEM- 5 i.e., WASHER TO BE SUPPLIED IN LOOSE ALONG WITH ASSEMBLY ). LOCKING ARRANGEMENT CONSIST OF 10 MM DIA ROD, SAFETY LOCK AND SAFETY LOCK PLATE. ALT: 7.