PARKER Hydraulic Quick Connect Hose Coupling: 1/4 in, Brass, 22.71 lpm Max. Flow Rate
The PARKER ST Series Hydraulic Quick-Connect Coupling Body (SKU 31A955, MPN BST-2M) is a brass coupling with a 1/4"-18 Male NPTF connection and a maximum flow rate of 22.71 lpm. 3G Electric interprets your demand for…
SKU 3G-OTH-598118
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Product Description
The PARKER ST Series Hydraulic Quick-Connect Coupling Body (SKU 31A955, MPN BST-2M) is a brass coupling with a 1/4"-18 Male NPTF connection and a maximum flow rate of 22.71 lpm. 3G Electric interprets your demand for this genuine PARKER component, sourcing it across our 14 industrial departments with specialist depth in pumps and controls.
Frequently Asked Questions
What is the PARKER ST Series hydraulic quick-connect coupling used for?
The PARKER ST Series coupling body (MPN BST-2M) is used for quick, leak-free connection and disconnection of hydraulic lines in industrial fluid power systems. It is commonly applied in mobile equipment, machine tools, and hydraulic power units where reliable brass couplings with 1/4" NPTF threads are required.
What are the specifications of the PARKER BST-2M coupling?
The PARKER BST-2M is a brass hydraulic quick-connect coupling body with a 1/4"-18 Male NPTF connection and a maximum flow rate of 22.71 lpm. It is part of the ST Series and is designed for use with PARKER hose assemblies and adapters in low-pressure hydraulic circuits.
Where to buy PARKER BST-2M hydraulic coupling worldwide?
3G Electric supplies the genuine PARKER BST-2M coupling worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source this component across 14 departments, with specialist expertise in pumps and controls, ensuring you get the right part.
How to install a PARKER ST Series quick-connect coupling?
To install the PARKER ST Series coupling, ensure the male NPTF threads are clean and apply thread sealant compatible with hydraulic fluids. Hand-tighten the coupling into the port, then use a wrench for final torque—do not overtighten. Always depressurize the system before connection or disconnection to avoid fluid injection injury.
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Common applications for PARKERPARKER Products
3G Electric supplies PARKER st series hydraulic quick-connect coupling bodies. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









