Description: Single shot centralised lubrication system, Model H-7 is offered for machines/machine tools. This is an efficient and safe method for a predetermined amount of oil to be delivered at various lubrication points of a machine/ equipment from a centralised source. It is a total loss system and does not require any return line for collection of used oil. This is a simple pump meant for delivering oil in lubrication line. It is ideally suited for general purpose machine, where pump can be inserted into oil reservoir of the machine or can be mounted separately in machine casing below the reservoir. The pump is actuated by hand pull and release of handle as per lubrication requirement. It is advisable to attach a suction strainer before the inlet of the pump to avoid damage to pump's piston. Relief valve is available as option. Specifications: pressure - 15 kg/cm2; discharge - 7 cc per stroke; suitable for direct connection of 6 mm OD tube; suitable for oil with viscosity 32-320 cSt/40°C.