procurement of spares of air compressor ingersoll rand installed at bhel diesel electric locomotive and dust extraction system at alternate path of wagon tippler system sgtps mppgcl birsinghpur , spares of air compressor of model no 15t ir, sr.no nar1030646 for new bhel locomotive , kit complete overhaul 15 t- (37093283a501) , valve assembly complete -50, 15t-(37004843) , valve assembly complete 37t4, 15t(37004827) , assembly pistonpin 5 lp, 15t (32054504) , cylinder hp 3-1/2, 15t(37128501) , assembly piston pin hp(30215198-kit) , crankshaft assemblyincluding bearing, nut & bush -15t (30211601) , connecting rod lp 15t(32003659) , connecting rod hp 15t(32262438) , bushing crankpin for 3000 (32295875) , oil seal viton metal od (32204596) , cap crank pin assembly t-line(30210272) , valve pilot-line(37113701) , filter 1-1/2 npt 10 micro(32109779) , filter element-line10 micron -2545(32012957) , airhead bottom half(37130499) , air end bottom half(37130366) , unloader lp 15t 5”(32016537) , unloader plate assembly3-1/2”(30215552) , unloader csc complete 5.5(30292007) , unloader csc complete 3.5(30292015) , spare of air compressormodel no 7100sr no nar10620183 for de system , kit complete overhaul (97053078as01) , crankshaft assembly including bearing bush & nut(30211627) , connecting rod(30217327) , bushing crankpin(32295883) , crankpin cap assembly(30290936) , oil seal viton double lp 1.50 (32204588) , lp valve plate assembly (32228330) , hp valve plate assembly(32228322) , air cylinder 3” h.p.(32174997) , air cylinder 5.1/2” lp(32172157) , kit assembly piston pin lp(30215222) , kit assembly piston pin hp(32223752) , safety valve1/2 bsp x 250 psig(97048078)