... -13HB , CYJ6-2.5-26HB , CYJ8-3-37HB , API SPEC 11E beam pumper standard pumping unit : 114-173-64 , 160-173-86 , 228-213 ... -365-168 , 80-119-64SY/T5044-2003 beam pumper standard pumping unit : CYJY10-3-53HB , CYJY10-4.2-53HB,CYJY12-4.8 ... .5HB , CYJY8-4.2-37HBSY/T5044-2003 beam pumper standard pumping unit :CYJY6-2.5-18HF, CYJY6-2.5-26HF, CYJY6-3 ...