Ivanova, O. and Savinkin, V. 2026. INVESTIGATION OF THE DURABILITY PARAMETERS AND JUSTIFICATION OF THE EFFECTIVENESS OF THE NEW MODEL OF THE VALVE ASSEMBLY OF THE ROD DEPTH PUMP . Eurasian Physical Technical Journal. 23, 2 (56) (Jun. 2026), 67–77. DOI:https://doi.org/10.31489/2026N2/67-77.