Valve Spring Assembly (Modified Cylindrical Shaped Spiral Spring With 02 Bu Tton Both End) For Gd Make Water Cooled Compressor. Model-Wlna 9Bb Gd Part No. 301 Wln105 And Spring And Button For Elgi Make Water Cooled Compressor Model - Rr66101 W. (1) Spring Suction / Discharge Valve Elgi Part No. 070410070, (2) Spring Button Suction / Discharge Valve Elgi Part No. 070410080. As Per Drg.No. Emd Pt No.9098117 [ Warranty Peri Od: 30 Months After The Date Of Delivery ] ]