Procurement of pipe copper seamless , size : 10 mm x 1.5 mm thickness for wag-7, wap-4 loco. as per specn: clw specn. clw/ms/3/030 alt. 13, is 2501 - 1995 grade half hard (hb), str: clw/2023/eldo/m/165 rev 0.

Copper pipe seamless arsenical annealed 1/2 od x 2.5 mm thickness . bis no. is 2501:1995, rev-iii & is 191:2007, (reaffirmed year : 2021 ) grade dpa.

Pipe copper seamless, size : 10 mm [pipe copper seamless, size : 10 mm x 1.5 mm thickness for wag7, wap4 locomotives as per cl w specn. clw/ms/3/030 alt. 13 {is : 2501-1995, grade : half hard (hb)} and str : clw/2023/eldo/m/165 rev 0.]

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.

Green rubber hose pipe for mrb and sctmb of size: id: 10mm, od: 20mm, length: 800mm as per clw drg. no. 1209-11.344-046 alt - 3 or latest if any.

Hose connection for oil cooler ventilation as per clw drg.no.1209-11.344-052 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.

Fire retardant neoprene rubber sheet for cable trenches in electric locomotives of thickness 1.5 mm +/- 0.2 mm & width 1000 mm, to clw spec. no. clw/es/r-24/d or latest

Set of protection arrangement for oil level gauge r2 as per clw drg. no. 1209-01.313-022, alt - 1, ref nos. 1 to 4 or latest if any for 3-phase locos.