The Sucker Rod Pump brings underground oil to the earth's surface. It is driven by a motor which turns a flywheel with a crank a

Sucker Rod Pump

Subsurface Sucker Rod Pumps

The inner surface of the pump barrel is processed with carbonization quench and chrome plating technology and the plunger surface is processed with thermal metal spraying technology. The pump meets the requirement of long stroke. high speed and deep producing and has the advantages of high pumping efficiency. large displacement ,wear and corrosion resistance,long operation and easy repairing.

Pump Bore(basic)and Designation...

Pump Bore(basic)		112	125	150	175	200	225	250	275	325	375	425
Pump Bore Dia.	Norminal mm	28	32	38	44	51	57	64	70	83	95	108
	Basic mm(in)	28.575	31.75	38.10	44.45	50.80	57.15	63.50	69.85	82.55	95.25	107.95

Clearance Code and Clearance Fit Range

Clearance Grade	Pump Bore Deviation	Metal Plunger			Clearance Range mm(in)
		Code	Basic size(mm)	Limit-Deviation
1	D0+0.05	1	d-0.025	0-0.013	0.025-0.088
2		2	d-0.050		0.050-0.113
3		3	d-0.075		0.075-0.138
4		4	d-0.100		0.100-0.163
5		5	d-0.125		0.125-0.0075

Professional Sucker Rod Pump