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

Hose connection for oil cooler ventilation as per clw drg.no.1209-11.344-052 alt.1. or latest if any.

Set of drivers seat (1 set consisit 2 nos.) and backrest conforming to els/lgd drawing no. c/els/lgd/b.f/3/15 alt-1 or latest if any.

Hose flexible for tm135 ventilation of 3-phase locos as per clw drg. no. 1209-11.339-037 alt - 1 or latest if any.

Set of 04 items required to elbow connector as per clw drg. no. 1209-18.406-035, sl. no. 1, alt. 2 or latest if any.

Side roof fixing bolts, as per drg.no. b/trs/fstr/4/71 or latest 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

Nylon pipe of size od: 10 mm, id: 7.5 mm as per clw specification no. clw/ms/3/079 alt.4 (colour blue) or latest if any.

Copper pipe of size 3/8 inches od x 1.245mm thickness as per clw specification no. clw/ms/3/030, alt- 13 or latest if any & is: 2501/ 1995 (rev. 3) or latest.

Rail drilling machine as per rdso specification no.tm/sm/3, dt: 19.11.1992 latest revision 01 dt.17/12/2020 or latest if any.