PARKER Hydraulic Quick Connect Hose Coupling: 1/2 in, Brass, 45.42 lpm Max. Flow Rate
The PARKER ST Series Hydraulic Quick-Connect Coupling Body (MPN BST-4) is a brass, 1/2" female NPTF coupling with a maximum flow rate of 45.42 lpm. 3G Electric interprets your demand for this genuine industrial…
SKU 3G-OTH-598130
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Product Description
The PARKER ST Series Hydraulic Quick-Connect Coupling Body (MPN BST-4) is a brass, 1/2" female NPTF coupling with a maximum flow rate of 45.42 lpm. 3G Electric interprets your demand for this genuine industrial component, sourcing it from our network across 14 departments, with specialist depth in pumps and controls as an authorised distributor.
Frequently Asked Questions
What is the PARKER BST-4 hydraulic quick connect coupling used for?
The PARKER BST-4 is a brass, 1/2" female NPTF quick-connect coupling body used in hydraulic systems for rapid line connection and disconnection under pressure. It supports flow up to 45.42 lpm and is common in industrial machinery, mobile equipment, and fluid power applications.
What are the specifications of the PARKER BST-4 coupling?
The PARKER BST-4 is a brass coupling body with 1/2"-14 female NPTF threads and a maximum flow rate of 45.42 lpm. It is part of the ST Series and is designed for hydraulic quick-connect applications. 3G Electric supplies this genuine PARKER component globally.
Where to buy PARKER BST-4 hydraulic coupling worldwide?
3G Electric supplies the genuine PARKER BST-4 hydraulic quick-connect coupling worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this brass, 1/2" female NPTF coupling with 45.42 lpm flow capacity.
How to install a PARKER BST-4 quick connect coupling?
To install the PARKER BST-4, ensure the mating half is clean and undamaged. Apply thread sealant to the 1/2"-14 female NPTF port and tighten to manufacturer torque specs. Verify the coupling locks securely before pressurising the hydraulic system up to 45.42 lpm.
Used in
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.









