tender for set of valve assemblies for air compressor model.no.rr 20100 cg (m) ofelectric locomotives, set consisting of 04 items 1) valve assembly safety 3/8 bsp mn,elgipt.no.a070025,qty - 5 nos 2) valve assembly inlet ,elgi pt.no.a070072,qty - 30 nos 3) valve assembly delexpressor,elgi pt.no.a070071,qty - 30 nos 4) valve assembly drain 1/4 bsp mn,elgi pt.no.a020045,qty -12nos .