日本光电nihon齿轮泵K1P6R11A/K1P7L11A APAN NIHON SPEED gear pump K1P1R11A Product model： Clockwise gear pump K1P1R11A K1P2R11A K1P3R11A K1P4R11A K1P6R11A K1P7R11A K1P9R11A K1P10R11A   Counterclockwise gear pump: K1P1L11A K1P2L11A K1P3L11A K1P4L11A K1P6L11A K1P7L11A K1P9L11A K1P10L11A   Clockwise gear pump with relief valve K1P1RV11A K1P2RV11A K1P3RV11A K1P4RV11A K1P6RV11A K1P7RV11A K1P9RV11A K1P10RV11A   Counterclockwise gear pump with relief valve K1P1LV11A K1P2LV11A K1P3LV11A K1P4LV11A K1P6LV11A K1P7LV11A K1P9LV11A K1P10LV11A 日本光电nihon齿轮泵K1P6R11A/K1P7L11A