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A Guide to Selecting Hydraulic Quick Fittings and Couplers

Sep 01, 2025

Hydraulic quick fittings and couplers are critical components in a hydraulic system, as they play an essential role in maintaining the safety and efficiency of the system. It is important to understand how to select the correct fitting, since there are many types of hydraulic fittings and couplers available, and finding the most suitable one for your specific application can be challenging.


Hydraulic quick connect fittings can generally be categorized by sealing method, pressure rating, and connection type. Therefore, this article will focus on the common causes of hydraulic quick fitting failures and provide examples of selecting the right types for applications such as bulldozers, harvesters, cutters, and hydraulic jacks.



What is hydraulic quick fittings ?


A hydraulic quick coupler is a type of fitting used for the rapid connection and disconnection of hydraulic lines without the need for tools. By automatically opening the valve mechanism during connection and separation, it greatly improves the efficiency of hydraulic system connections.



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