supply of gear case complete (modified) with felt sealed each set , gear case complete (modified) with felt sealed each set consisting of 1) top half gear case to sr.dees drg.no. sr.dee/rs/m/287 alt. b - 1 no. 2) bottom half gear cas e to sr.dees drg.no. sr.dee/rs/m/288 alt. c- 1 no. 3) joint bolt (small size) alongwith nu t and split pins to drg.no sr.dee/trs/m/375 alt.a. item1-2nos. 4) joint bolt (big size) alon gwith nut and split pins etc drg.no to sr.dee/trs/m/375 alt. a. item 2-2nos. alongwith la test amendment/alteration of all the above referred drg.if any [ warranty period: 30 m onths after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]