procurement of valve, motor, pump etc for track machine., hydraulic dual pump as per plasser part no. hy716x95r / hd1d-315 / 60 acceptable make: plasser imp or equivalent , hydraulic motor operated air compressor, as per plasser part no. 8.181.2.321.148.9 / rexroth for hobcm acceptable make: plasser imp or it%u2019s equivalent. , pneumatic brake valve as per plasser part no. ii52077 for hobcm acceptable make: plasserimp or equivalent , versine transducer as per plasser part no elt-902-00002-i for hobcm acceptable make: plasser imp or equivalent , versine transducer as per plasser part no elt-902-00001-i acceptable make; plasser imp or equivalent , electrical motor operated compressor unit set as per plasser part no 8.181.2.321.051.9 for hobcm, acceptable make: plasser imp or equivalent. , brake block, as per plasser part no wn146-920.k-15 for hobcm acceptable make: plasser or equivalent , load bearing roller 770 ( a1, b2.c2 ) as per plasser pt.no. re13.38.3412-a-2 make: plasser or equivalent , load bearing roller 1070 ( a2, a3, b3 ) as per plasser part no re13.38.1212-a-2, acceptable make: plasser or equivalent , rod head as per plasser part no re08.02.716 for hobcm acceptable make plasser or equivalent , chain wheel as per plasser part no tm10.03.705 for hobcm acceptable make; plasser or equivalent