Combined pressure reducing valve and double check valve.

Passenger emergency alarm valve conforming to appendix j of rdso specn 02-abr-02, amendment no. 4 of sept 2016 to rdso drg no : rdso/sk - 97029,alt : 3.

Air brake hose coupling complete for feed pipe ( of length 790 mm ), conforming to appendix -f of rdso spec. no. 02-abr-02, amendment- no. 4 of sept. 2016.

Guard emergency brake valve to drg. no. sk-73549 alt-6, confirming to rdso spec. no. 02-abr-02 with amndt. no 4 of sept-2016.

Check valve assembly for coaching as per rdso drawing no : sk-98112, alt-nil or latest. material spec : as per drawing with latest revision and amendments and 02-abr-02 with 4 amendments (last amendment-4 of sept. 2016) or latest.

Procurement of non interchangeable metallic parts for sona blw precision forging ltd make dv to rdso spec.no.02-abr-02 with amendment no.4of sept-2016 consisting of 13 as per annexure etc

Procurement of repair kit of ke design dv conforming to spection no.02-abr-02, read with all amendment last amed no.4 of sept-2016.consisting of 22 items as per annexure etc.

Clevis pin with washer for transition cbc to rdso specification no.56- bd- 07 with amendment no.1 of sep 2010 and amendment no.2 sept -2016 drawing no.rdso/sk.69508 alt.4 .

Clevis pin for bmbs bogie to rdso drg.no. wd-08093-s/2, alt.-3, item no.15, as per kbi part no.c162088, conforming to rdso specification no. wd-23-bmbs-2008, rev.1 with amendment no.1 of sept. 2016.

Two way dirt collector (for branch pipe) for air brake passenger coaches complete to rdso s sk - 97005 (sheet - 1) alt. no. - 2 and rdso s specn.no.02- abr-02, appendix-e with amendment no.4 of september 2016