procurement of spares of instrumentation limited make control valve for tg auxiliaries of unit no 3 and 4, sgtps, mppgcl, birsinghpur , valve:-cd-14, model no. vsc-va5r, sl. no. 9616535,9616534, body size - 10, rating- ansi 300 bw, trim- 17-4-ph, cv-720 , plug with stem , cage , pressure seal , v543/595 gasket , teflon packing , valve:-cd-22, model no. vhd-y-va3d, sl. no. 9617085,9617086, body size - 06, rating- ansi 300 bw, trim- x sr 316 st, cv-65 , seat ring , backup ring , pressure seal , v595 gasket , teflon packing , valve:-dr-16, model no. vsc-va2d, sl. no. 9615601,9615602, body size - 03, rating- ansi 300 bw, trim- 17-4-ph, cv-99 , pressure seal , v543/595 gasket , teflon packing , valve:-cd-18, model no. vhd-va3r, sl. no. 9617087,9617084, body size - 06, rating- ansi 300 bw, trim- plug ca, cv-90 , plug with stem , seat ring , pressure seal , backup ring , v595 gasket , teflon packing , valve:-dr-02, model no. vsc-va-2r, body size – 3 x 2, rating- ansi 600 bw, trim- 17-4-ph, cv-44 , pressure seal , v543/595 gasket , grafoil packing , valve:-dr-09, model no. vsc-va-2d, body size - 3 x 2, rating- ansi 600 bw, trim- 17-4-ph, cv-44 , pressure seal , v543/595 gasket , grafoil packing , valve:-dr-13, model no. vsc-va-2r, body size - 03, rating- ansi 300 bw, trim- 17-4-ph, cv-99 , pressure seal , v543/595 gasket , grafoil packing , valve:-dr-22, model no. vsc-va-3d, body size – 06 x 5, rating- ansi 150 bw, trim- 17-4-ph, cv-275 , plug with stem , cage , pressure seal , v543/595 gasket , teflon packing