Pumping Units

API C Seris Pumping Unit

1. Featured in modular and virtual manufacturing technology design, the product boasts of its optimizing structure and high level of standardization, generalization and serialization.
2. Having passed the FEM (finite element) analysis and research, the key structural components possess stable performance and high relibility.
3. Adopted the involute or biarc herring bone gear in symmetric distribution type to transmit, the reducer is renowned for its tight seal, low noise, smooth operation and reliability and durability.
4. The whole machine features in easy operation, convenient maintenance and long lifespan.

■ Product's advantage

API C series pumping unit, a conventional beam pumping unit, adopting crank as its way of balance, is the most common and widely used ground power equipment in rod pumping in the oilfield. The product meets the

requirements of “The Specification of the Pumping Unit" of API SPEC 11E and other related standards. It's granted with the permit of the API logo.

Model	Rated polished rod load (lbs)	Stroke (in)	Rated torque of reducers (in.lbs)
C-1824D-427-240	42,700	240、212、196、160	1824,000
C-1280D-365-240	36,500	240、212、196、160	1280,000
C-1280D-305-240	30,500	240、212、196、160	1280,000
C-912D-470-240	47,000	240、212、196、160	912,000
C-912D-427-216	42,700	216、185、155	912,000
C-912D-427-192	42,700	192、165、138	912,000
C-912D-305-192	30,500	192、165、138	912,000
C-912D-365-168	36,500	168、144、121	912,000
C-912D-305-168	30,500	168、144、121	912,000
C-912D-427-144	42,700	144、123、102	912,000
C-640D-305-192	30,500	192、165、138	640,000
C-640D-305-168	30,500	168、144、121	640,000
C-640D-365-144	36,500	144、123、102	640,000
C-640D-305-144	30,500	144、123、102	640,000
C-640D-256-144	25,600	144、123、102	640,000
C-640D-305-120	30,500	120、102、84	640,000
C-456D-305-168	30,500	168、144、121	57,000
C-456D-305-144	30,500	144、123、102	40,000
C-456D-256-144	25,600	144、123、102	57,000
C-456D-365-120	36,500	120、102、84	40,000
C-456D-305-120	30,500	120、102、84	25,000
C-456D-256-120	25,600	120、102、84	25,000
C-320D-256-144	25,600	144、123、102	320,000
C-320D-256-120	25,600	120、102、84	320,000
C-320D-213-120	21,300	120、102、84	320,000
C-320D-305-100	30,500	100、85、70	320,000
C-320D-256-100	25,600	100、85、70	320,000
C-320D-213-86	21,300	86、71、56	320,000
C-228D-213-120	21,300	120、102、84	228,000
C-228D-173-100	17,300	100、86、72	228,000
C-228D-246-86	24,600	86、71、56	228,000
C-228D-213-86	21,300	86、71、56	228,000
C-228D-200-74	20,000	74、64、54	228,000
C-228D-173-74	17,300	74、64、54	228,000
C-160D-173-86	17,300	86、74、62	160,000
C-160D-200-74	20,000	74、64、54	160,000
C-160D-173-74	17,300	74、64、54	160,000
C-160D-143-74	14,300	74、64、54	160,000
C-160D-173-64	17,300	64、54、44	160,000
C-114D-119-86	11,900	86、72、59	114,000
C-114D-143-74	14,300	74、62、51	114,000
C-114D-173-64	17,300	64、54、44	114,000
C-114D-143-64	14,300	64、52、40	114,000
C-114D-133-54	13,300	54、45、36	114,000
C-80D-119-64	11,900	64、53、42	80,000
C-80D-133-54	13,300	54、45、36	80,000
C-80D-119-54	11,900	54、45、36	80,000
C-80D-133-48	13,300	48、40、32	80,000
C-80D-109-48	10,900	48、37、25	80,000
C-57D-76-54	7,600	54、41、28	57,000
C-57D-109-48	10,900	48、37、25	57,000
C-57D-95-48	9,500	48、37、25	57,000
C-57D-89-42	8,900	42、33、23	57,000
C-57D-76-42	7,600	42、33、23	57,000
C-40D-76-48	7,600	48、37、27	40,000
C-40D-89-42	8,900	42、33、23	40,000
C-40D-76-42	7,600	42、33、23	40,000
C-40D-89-36	8,900	36、28、20	40,000
C-25D-67-36	6,700	36、28、20	25,000
C-25D-56-36	5,600	36、28、20	25,000
C-25D-53-30	5,300	30、20	25,000

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