12V Field Pump for Glow Fuel. Unlike other pumps, Sullivan field pumps feature an ultrasonically welded pump head to eliminate gasket leaks. The direct drive design prevents coupling failures for long life. Reversible on-off-on switch for fueling and defueling. Pump rate is 33 ounces per minute. Size: 3 5/8″ X 1 1/4″ x 1″ No. S752.