supply of pantograph type am-12 complete with throttle valve, main spring and other accessories without servomotor and foot insulator, m/s. sil ordering ref. 22110001 for a.c. loco.with metalised carbon strip as per rdso technical circular no. elrs/tc/ 0071-2001 [rev.0] in place of silicon manganese steel strip.each unit should be emboss/engraved with makers name, month, year and batch no. of manufactuing at a conspicuous place.pantograph type am-12 complete with throttle valve, main spring and other accessories without servomotor and foot insulator, m/s. sil ordering ref. 22110001 for a.c. loco.with metalised carbon strip as per rdso technical circular no. elrs/tc/ 0071-2001 [rev.0] in place of silicon manganese steel strip.each unit should be emboss/engraved with makers name, month, year and batch no. of manufactuing at a conspicuous place.,pantograph type am-12 complete with throttle valve, main spring and other accessories without servomotor and foot insulator, m/s. sil ordering ref. 22110001 for a.c. loco.with metalised carbon strip as per rdso technical circular no. elrs/tc/ 0071-2001 [rev.0] in place of sili con manganese steel strip.each unit should be emboss/engraved with makers name, month, year and batch no. of manufactuing at a conspicuous place [ warranty period: 30 months after the date of de livery ] ] electric/diesel loco shed/izn, uttar pradesh 5.00 numbers