Tenders for Supply of Helical Compression Spring To Drg.No.Qsp 13970 Alt-1 For Qspa1 Relay. Item Shall Be Supplied Without Plating.W.O.No.23075048. W Arranty Period: 12 Months After The Date Of Delivery Helical Compression Spring Qb3, Qbat, Qt2, Qta2, Qecx, Qn1k, Qna1k - Qca 50970 Alt-2.W.O.No.14075408 Warranty Period: 1 2 Months After The Date Of Delivery