supply of set of carbon brushes , set of carbon brushes for bg alco locomotives. one set consisting of the following 05 items: (1). carbon brush for auxiliary generator ag51, fo r pulley type ag/exciter of wds6 & mg locomotive dmw part no. 47416671, qty-400 nos. (2). carbon brush for auxiliary generator, type-2702ax carbon gra de eg-225 or eg-49x for small gear type ag dmw part no. 47410085, qty.-400 nos. (3). carbon brush for auxiliary generator & exciter of wdm3d locomotive dmw pl 47430011, qty.-500 nos. (4). carbon brush cb 21 for ecc dmw pl no. 47410012, qty.-250 nos. (5). carbon brush for cce motor of alco locomotive dmw pl no. 12420390, qty.-150 nos. [ warranty period: 30 months after the date of delivery ] ]