supply of machine room blower including motor for wag-9 (3-phase) class of locomotives along with insulated bearingmachine room blower including motor for wag-9 (3-phase) class of locomotives along with insulated bearing,machine room blower including motor for wag-9 (3-phase) class of locomotive s along with insulated bearing as per clws spec. no. clw/es/3/0020 alt.-h & rdso spec/e-10/3/09(mot or) aug-97 with amendment nos. 01, 02, 03, 04, 05 & 06. [ warranty period: 30 months after the dat e of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] => limited