Brief Introduction
API C series Pumping Unit is conventional one, using crank balanced beam as one of a common rod pump used on ground.
The products conform to API Spec. 11E “Specification for Pumping Units”, and the relative standards, with the certificate of authority to use Official API Monogram.

Technical Performances
1. Modularized design and modeled fabrication, optimized structure, the spare part adopts “standardization, Generalization and Series”;
2. FEA used in key component design, for its stabilized performance, and high reliability;
3. The involute herringbone gear used for smoothly operation and reliability, with good seal,low noise, stable operation, reliability, and durability;
4. Featuring simple operation, easy maintenance, and long servicing life.

Main Technical Parameters

NO.	Model	Rated polished rod load (lbs)	Stroke length (in)	Rated reducer torque (in.lbs)
1	C-912D-470-240	47,000	240、211、181	912,000
2	C-912D-427-216	42,700	216、185、155	912,000
3	C-912D-427-192	42,700	192、165、138	912,000
4	C-912D-305-192	30,500	192、165、138	912,000
5	C-912D-365-168	36,500	168、144、121	912,000
6	C-912D-305-168	30,500	168、144、121	912,000
7	C-912D-427-144	42,700	144、123、102	912,000
8	C-640D-305-192	30,500	192、165、138	640,000
9	C-640D-305-168	30,500	168、144、121	640,000
10	C-640D-365-144	36,500	144、123、102	640,000
11	C-640D-305-144	30,500	144、123、102	640,000
12	C-640D-256-144	25,600	144、123、102	640,000
13	C-640D-305-120	30,500	120、102、84	640,000
14	C-456D-305-168	30,500	168、144、121	57,000
15	C-456D-305-144	30,500	144、123、102	40,000
16	C-456D-256-144	25,600	144、123、102	57,000
17	C-456D-365-120	36,500	120、102、84	40,000
18	C-456D-305-120	30,500	120、102、84	25,000
19	C-456D-256-120	25,600	120、102、84	25,000
20	C-320D-256-144	25,600	144、123、102	320,000
21	C-320D-256-120	25,600	120、102、84	320,000
22	C-320D-213-120	21,300	120、102、84	320,000
23	C-320D-305-100	30,500	100、85、70	320,000
24	C-320D-256-100	25,600	100、85、70	320,000
25	C-320D-213-86	21,300	86、71、56	320,000
26	C-228D-213-120	21,300	120、102、84	228,000
27	C-228D-173-100	17,300	100、86、72	228,000
28	C-228D-246-86	24,600	86、71、56	228,000
29	C-228D-213-86	21,300	86、71、56	228,000
30	C-228D-200-74	20,000	74、64、54	228,000
31	C-228D-173-74	17,300	74、64、54	228,000
32	C-160D-173-86	17,300	86、74、62	160,000
33	C-160D-200-74	20,000	74、64、54	160,000
34	C-160D-173-74	17,300	74、64、54	160,000
35	C-160D-143-74	14,300	74、64、54	160,000
36	C-160D-173-64	17,300	64、54、44	160,000
37	C-114D-119-86	11,900	86、72、59	114,000
38	C-114D-143-74	14,300	74、62、51	114,000
39	C-114D-173-64	17,300	64、54、44	114,000
40	C-114D-143-64	14,300	64、52、40	114,000
41	C-114D-133-54	13,300	54、45、36	114,000
42	C-80D-119-64	11,900	64、53、42	80,000
43	C-80D-133-54	13,300	54、45、36	80,000
44	C-80D-119-54	11,900	54、45、36	80,000
45	C-80D-133-48	13,300	48、40、32	80,000
46	C-80D-109-48	10,900	48、37、25	80,000
47	C-57D-76-54	7,600	54、41、28	57,000
48	C-57D-109-48	10,900	48、37、25	57,000
49	C-57D-95-48	9,500	48、37、25 [1] [2]  下一页
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