Pressure measuring rotary switch, as per part no sr-075 -1050 of m/s sidwal & type n4s29d/gb of kaycee make or equivalent to this of ge & salzer make only, as per sr no. 36 of bill of material (bom) of rdso specification no. rdso/pe/spec/ac/0061-2005(rev-1), suitable for use in rmpu type lhb ac coaches & conforming to rdso specification no. rdso/pe/spec/ac/0061-2005 (rev-1). accepted make: kaycee, salzar , ge , or any other rdso approved make.

Procurement of 110v brushless dc/ac universal fan 450mm sweep as per rdso specification no. rdso/pe/spec/tl/0021/2005 rev-3(amd-1) & rdso specification no. rdso/pe/spec/tl/0050 (rev-1) with ss guard, rubber gasket, connector & hardware included.

Air heater 400watt for heater assemblyas per part no. sr-075-1020 of m/s sidwal or equivalent rdso make for rmpu conf. to rdso specification no. rdso/pe/spec/ac/0061 - 2005 (rev -1), suitable for lhb type roof mounted ac package unit.

Control pressure (cp) switch, as per danfoss make cat no - acb 2uc 136 w or equivalent of alco make or equivalent part nos. of other oems of lhb rmpu ac coaches, as per rdso specification no. rdso/pe/spec/ac/0061-2005 (rev-1).

High pressure controller for lhb ac coaches without capillary range 310-412 psi, ts-22/21 12-degree farhenite, 6/8a, 240-volt ac confirming to rdso spec.rdso/pe/spec/ac/0061-2005 (rev-2)

Terminal board assembly common for 25 kw/4.5 kw alternator as per rdso drg. no. rdso/pe/sk/ac/0047-2003 (rev-4), conforming to rdso specification no. rdso/pe/spec/ac/0056-2014 (rev-1).

Polyamide flexible conduit, nominal size nw-17, outer dia 21.2 +/- 0.2 mm, without straight pg metal thread end fitting, as per sr. no. 3 of table-a1 of annexure-a of rdso specification no. rdso/pe/spec/ac/0138-2009 (rev-1) and conforming to specification no. rdso/pe/spec/ac/0138-2009 (rev-1).

Polyamide flexible conduit, nominal size nw-12, outer diameter 15.8 +/- 0.2 mm, without straight pg metal thread end fittings, as per annexure-a sr. no. 2 of a-1 of rdso specification no. rdso/pe/spec/ac-0138-2009 (rev-1), and conforming to rdso specification no. rdso/pe/spec/ac-0138-2009 (rev-1), suitable for lhb type coaches.

Single row deep groove ball bearing 6201zz for bldc railway carriage fan as per rdso spec no rdso/pe/spec/tl/0021/2005 (rev.-3), amendment no-1, make: skf/nbc/ fag only.

V-deep groove alternator pulley for 25 kw brushless alternator conforming to rdso s specification no. elps/spec/tl/13 march 1998 and rdso drg. no.skel-3645 (rev.-4)-2014. make/brand : as per bill of material of rdso specification no. rdso/pe/spec/ac/0056-2014(rev.1)