tender for purchase of lab equipment for mechanical department , purchase of lab equipment for mechanical department specification (detailed in nit - ) all items must invites as per nit and boq , five gas analyzer (exaust gas) portable gas exaust analyzer for automotive lab use , tail stock assembly medium-duty tailstock assembly for dismantling & assembly , dc motor , hydraulic cylinder , hydraulic operated directional control valves (dcv , bearing with shaft assembly , coupling unit using driving and driven shafts using plummer block bearing unit , a).sliding mesh gear box for dismantling and assembling (b) constant mesh gear box cut section