Supply of Globe valve, Valves and High Pressure Pipe fittings, Gasket, Tube & Tube Fittings under Group-A; Miscellaneous spares of Electrical & Instrumentation System of compressor unit under Group-B; Electrical and Mechanical Spare parts of Waukesha Gas Engine under Group-C and Procurement of Resistance Temperature Device (RTD) under Group-D.. (EXPIRED)