C3 W Distributor Valve (Without Control [C3 W Distributor Valve (Without Control Reservoir) With Isolating Cock & Provision Of Change Over Mechanism For Freight/Passenger For Locomotive Application Alongwith Intermediate Piece, Common Pipe Bracket As Per Rdso Drg. No. Skdp-4162 To Specn. No. Mp.0.01.00.15 Rev.03. Material To Be Procured From Rdso Approved Sources.]