Drdo anaerobic bacteria to mdts 233 rev-00 and as per spec. no.- rdso/2013/cg-12.

Coupling socket complete outer casing assembly with locking arrangement (along with fitted cover, handle, foundation and cover gasket) suitable for intervehicular coupler for 3-phase locos equipped with 500kva hog convertor as per rdso/pe/spec/ac/0177 (rev.-1)-2021 or latest.

Single component modified silane polymer sealant as per specificationicf/md/spec-416 issue status-00, rev-00 dated 14.06.2024 or latest note: shelf life of the item to be a minimum of 12 months

Blower for oil cooling unit with casing including 30kw motor for oil cooling unit (wound with corona resistance wire) to spec./drg. no. (1) rdso/2016/el/spec/0123.rev.0 and drawing no. rdso/2016/sk-6/el/spec/0123 & (2) spec/e-10/3/09 (motor) with amendment nos. 01 to 06.

Valve seat for 400 dia bf valve to drg no. 22160112007 rev 22 var 10, material spec-astm a240 tp316l,valve seat for 450 dia bf valve to drg no. 22160112007 rev 22 var 11, material spec-astm a240 tp316l,valve seat for 500 dia bf valve to drg no. 32160112137 rev 6, material spec-astm a240 tp316l.,valve seat for dia 500 hp bf valve to drg no. 22160112007 rev 22 var 20, material spec-astm a240 tp31,valve seat for 600 dia bf valve to drg no. 22160112007 rev 22 var 12, material spec-astm a240 tp316l,valve seat for 700 dia bf valve to drg no. 22160112007 rev 22 var 16, material spec-astm a240 tp316,valve seat for 800 dia bf valve to drg no. 22160112007 rev 22 var 15, material spec-astm a240 tp316l,valve seat for 900 dia bf valve to drg no. 22160112007 rev 22 var 18, material spec-astm a240 tp316l,valve seat for 1000 dia bf valve to drg no. 39513800130 rev 00, material spec-astm 240 tp316l.,valve seat for 1100 dia bf valve to drg no. 39513800286 rev 00, material spec-astm 240 tp316l.,valve seat for 1200 dia bf valve

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).

Single component modified silane polymer sealant conforming to icf/md/spec-416 issue status-01, rev-00, packing in 600ml sausage. regular sources: (as per clause 2.0, class-b of icf/md/spec-416 issue status-01, rev-00). the following sealants of oems, will be considered for bulk supplies. 1. uv 760 of m/s 3m 2. sika 554 of m/s sikaflex 3. ms 939 of m/s henkel.

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.

Polyamide-6(pa-6) halogen free, fire ret [polyamide-6(pa-6) halogen free, fire returdent flexible corrugated conduits,normal size-nw-23, outer dia-28.5 plus/minus 0.2 mm, conforming to rdso s specification no. rdso/pe/spec/ac/0138-2009 (rev. 1 ).]

Blower for oil cooling unit with casing including 30 kw motor (wound with corona resistance wire) to rdso specification no. rdso/2016/el/spec/0123 rev 1 or latest and clw drawing no. clw/es/3/sk-3/0647 alt b or latest for 3 phase locomotive. clw approved sources only.