Tenders for Supply of Set Of Housing Ring & Pivot Ring For Wap-7 Locomotives. Set Of Housing Ring & Pivot Ring For Wap-7 Locomotives. Each Set Consisti Ng Of Two Items I Housing Ring As Per Clw Drg. No. 1209-01-313-004 Alt-1 Or Latest, Qty. 01 No. Ii Pivot Ring As Per Clw Drg. No. 1209-01-313-005 Alt-1 Or Latest, Qty. 01 No. Warran Ty Period: 30 Months After The Date Of Delivery