日本那智（NACHI）齿轮泵的型号如下：

NACHI.IPH-2B-3.5-11                          NACHI.IPH-6A-80-21

NACHI.IPH-2B-5-11                           NACHI. IPH-6A-100-21

NACHI.IPH-2B-6.5-11                          NACHI. IPH-6A-125-21

NACHI.IPH-2B-8-11                           NACHI. IPH-3A-16-20

NACHI.IPH-2A-3.5-11                          NACHI.IPH-2A-5-11

NACHI.IPH-2A-6.5-11                          NACHI.IPH-2A-8-11

NACHI.IPH-3B-10-20                           NACHI.IPH-3B-13-20

NACHI.IPH-3B-16-20                           NACHI.IPH-3A-10-20