Set Of Material For Shunt Signal Unit:One Set Consist Of Following Parts;1) Case (Body) As Per R Dso Drg.No. S238412) 03 Nos Hoods As Per Drg. No. S238433) Mounting Socket As Per Drg. No. S23845Ma Terial Of Each Of The Above 3 Parts Should Be Of Aluminium Grade 4600A Or Equivalent To Lm6 As Per Is:617( 1994) With Certificate From Nabl Approved Lab. Sample Should Be Get Approved Before Bulk Supply. (Shop- 04) [ Warranty Period: 30 Months After The Date Of Delivery ] ]