tender for helical spring for axle box guide arrangement of memu motor coach toicf drg. no. memu/dmc-0-1-001 ait. f/2 along with latest amendment/alteration if any.revised description: spring helical memu m/coach axle, memu/dmc/axle/old to icfdrg. no. 161 01 001 001 00 or equivalent part numbers of other approved / developmental sources.