Suntec A2VA-7116 3450RPM Oil Burner Fuel Pump.

Mounting Flange mounting, any position
Connection threads 1/4" NPTF Inlet Nozzle 1/8" NPTF outlet Pressure gauge port  Bleeder valve port 1/8" NPTF 
Valve function Pressure regulation
Cut-off Diaphragm 
Strainer 3 GHP
Shaft 5/16 in
By-pass plug Not inserted in return port, for one pipe system. To be inserted in return port with a 5/32 Allen key for two-pipe system.
General TECHNICAL DATA
Nozzle pressure range 100 - 200 psi
Delivery pressure setting 100 psi
Rated nozzle flow 3 GPH @100 psi, 3450 rpm (#2 fuel oil and lighter fuel) 2 GPH @200 psi, 3450 rpm (#2 fuel oil)
Oil temperature 50 - 115 F
Inlet and return pressures 10 psi max. NFPA limits pressures to 3 psi max
Suction height Single pipe : 6" Hg max. vacuum, Two-pipe : 12" Hg max. vacuum, to prevent air separation from oil
Power consumption 70 W @100 psi 90 W @150 psi
Rated speed 3450 rpm max.