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Currently, the extraction of hydrocarbons is carried out from deep layers, and this in turn requires an increase in the bearing capacity of both drilling and operational equipment. The group of these equipment includes oilfield pumps, the hydraulic part of which has low operating time. The article presents the results of studies of the main causes of failures of parts and assemblies of oilfield pumps.Keywords: oilfield pumps, failure, failure distribution, wear, breakdown.

INVESTIGATIONS OF THE MAIN CAUSES OF FAILURES OF PARTS AND ASSEMBLIES OF OILFIELD PUMPS