Procurement of Axle box housing ( Finished machined ) to Drawing no. T- 0- 2- 602, alt. ( v ) and ( 14 ) or latest item- 2, Specification No. RDSO/ 2007/ CG- 08 ( amendment- 1 of JULY- 2009 ) Note- PROCUREMENT SHALL BE MADE ONLY FROM CLASS- A FOUNDRIES AS PER IS 12117 CERIFIED BY RDSO/ BIS COPY OF CERTIFICATION SHOULD BE ENCLOSED WITH THE OFFER.