development of aviation elecrical item development of sta / vsh-7t plug connector , break down of one-time development cost , generation of specifications and design development , cost of tooling / dies / fixtures and such other one time investment , cost of qualification acceptance / life cycle testing charges , total development cost [ sum of si no 1.01 to 1.03 ] , break down cost of prototype, per unit / piece , cost of labour ( per unit / piece ) , cost of material ( per unit / piece ) , rework / scrap coverage , overhead expenditure , any other factor if any , profit margin , total cost of prototypes ( one unit / piece ) [ sum of sl no 2.01 to 2.06 ] , total cost for required number of prototypes ( sl no 2.7 ) x total number of prototypes sought , total development cost + prototype ( s ) cost ( si no 1.04+si no 3 ) , total amount ( without taxes )