OEM 53250-5 – NOV Relief Valve (Quill Shaft)

The NOV OEM 53250-5 Relief Valve is a quill-shaft vent valve used in Top Drive hydraulic systems, providing controlled pressure relief in the 15–25 psi range. Designed for NOV TDS-series Top Drives, it ensures stable venting performance and protects internal components against over-pressure events. Manufactured to NOV standards, it offers reliable functionality for harsh drilling environments.

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Model:
TOP DRIVE,TDS-11SA
Brand:
JJC TEC
Code:
53250-5

NOV relief valve Quill shaft vent valve Top Drive part TDS-11SA spare parts OEM 53250-5 Oilfield drilling equipment NOV Varco Top Drive

Product Description

The OEM 53250-5 Relief Valve is an NOV-certified component widely applied in Top Drive systems such as the TDS-11SA. Serving as a dedicated quill-shaft vent and over-pressure protection valve, it maintains controlled hydraulic venting to enhance system safety and extend equipment life. Built with rugged oilfield-grade materials, the valve supports continuous load cycling, vibration resistance, and straightforward replacement during routine maintenance. Its compatibility with NOV Top Drive models and adherence to OEM specifications make it essential for maintaining operational integrity and ensuring long-term reliability of drilling operations.