Set of Spare item of BL Box For 25 KV el [ Set of Spare item of BL Box For 25 KV electric locomotive for WAG- 7/ WAM- 4 As per CLW SPEC No. CLW/ ES/ S- 31/ C- one set consisting of 5 items 5 Number. Set consists of 1 ) BL Key Return Bush Part No. AP1102 Qty- 1 No. 2 ) BL Key Locating Bolt Part No. AP1103 Qty- 1 No. 3 ) BL Key Return spring Part No. AP1104 Qty- 1 No. 4 ) Aux. Switch engaging lever Part No. AP1105 Qty- 1 No. 5 ) LINK Part No. AP1107 Qty- 1 No. ]