Oil pump with motor and starting capacitor 1.5 hp 240 volt single phase ac suitable for transformer of bg ac emu/memu conforming to icf specn. no. icf/elec/018 (rev.a) along with latest amendment/alteration if any.

Psc sleeper for 60 kg rail, as per rdso drawing t-8746 with latest amendment, if any,psc curve sleeper for 60 kg rail, as per rdso drawing t-8982 with latest amendment, if any

Price agreement for manufacture and supply of metal liner for use with erc mk.-iii flat toe on concrete sleeper for 60 kg rail to rdso drg. no.t-3740 to alteration-7 with latest alteration if any, conforming to irs specification:t-56- 2025 (revision 1) with latest amendment, if any as on date of opening of tender.

Single pole, 130 volt dc m.c.b. 16 amps. to rdso spec.no. spec/e-12/1/04 of march 92 with amendment no.1 june 1993 and rdso s drg. no. skel 3700 alt.1 dated 05.09.94 alongwith latest amendment /alteration of spec/drg if any.

Helical spring for axle guide arrangement of ac rakes of kolkata metro as per icf drawing no.dc/emu2-0-1-203 alt h/3 or latest amendment, if any. nb: (1) material to be procured from rdso/icf approved sources only. specn: as per icf drawing no.dc/emu2-0-1-203 alt h/3 or latest

Belt tensioning device for 25kw brushless alternator conforming rdso/elec/dte/skel/3940 (sheet-i alt. 5 & sheet-ii alt.5) with modified spring conforming to rdso drg. no. rdso/pe/sk/ac/0068-2004 (rev-0). however, the firms may quote for latest specn./drawing with amendment if any issued by rdso/icf/rcf/mcf etc.

Rigid steel conduit pipe 40 mm dia., 4.5 metres length conforming to is: 9537 pt ii-1981 with amendment no. 1, 2 & 3 or latest if any.

Nylon 66 bush for suspension of 25 kw, of size dia70x dia 58x100 for 110 v dc brushless alternator conforming to item-1 of rdso drg. no. rdso/pe/sk/tl/0086-2014 (rev2) - alteration no.1 and material conforming to specn no. rdso/pe/spec/ac/0006- 2009 (rev.1). however, the firms may quote for latest specification/drawing with amendment if any issued by rdso/icf/rcf/mcf.

Electronic beam irradiated cross linked flexible cable of size 95 sq. mm black colour, voltage grade 1.8/3.0 kv as per rdso specification no. elrs/spec/elc/0019/ rev.4, of february 2018. however, the firms may quote for latest specification/drawing with amendment, if any, issued by rdso/icf/rcf/mcf etc.

18 months rate contract for supply of elastic rail clip(erc) mk-v with flat toe for 60kg uic/52kg rail sections drg: (rdso) rdso_t_5919_ alt_2 spec: (rdso) irs/t-31-2025 sixth revision (or latest alteration, if any).