We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

PARKER Hydraulic Quick Connect Hose Coupling: 1/2 in, Brass, 45.42 lpm Max. Flow Rate - ST Series Hydraulic Quick-Connect Coupling Bodies
PARKERST Series Hydraulic Quick-Connect Coupling Bodies

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

Brand
PARKER
Item
Hydraulic Quick Connect Hose Coupling: 1/2 in, Brass, 45.42 lpm Max. Flow Rate
Category
ST Series Hydraulic Quick-Connect Coupling Bodies
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

PARKER
Manufacturer Part Number
BST-4
Type
Brass, 45.42 lpm Max. Flow Rate, Female NPTF
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

PARKER Products
3G Electric (S) Pte. Ltd. — Singapore

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.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

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 PARKER
Injection molding machine proportional directional control — Parker solenoid coils and proportional valve cartridges for mold-closing and hydraulic actuation circuits
Construction equipment hydraulic steering and boom control — Parker directional control valves with solenoid actuation for excavator and loader hydraulic systems
Industrial press forming systems — Parker pressure-relief and proportional directional valves for tonnage control and cycle sequencing
Material-handling conveyor systems — Parker proportional control valves with solenoid pilot stages for smooth load acceleration and deceleration
Tire-building machinery — Parker solenoid-actuated directional cartridges for synchronized multi-axis hydraulic positioning
Forestry and mobile equipment — Parker valve spools and solenoid assemblies rated for harsh-environment hydraulic circuits and mobile-duty pressure cycling

PARKER 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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from PARKER

View all PARKER parts
PARKER Hydraulic Quick Connect Hose Coupling: 1/8 in, 303 Stainless Steel, 11.36 lpm Max. Flow Rate (MPN SST-1). Key specifications — attr297111: 303 Stainless Steel; attr297114: 1/8"-27; attr303815: PARKER.
PARKER
PARKER Hydraulic Quick Connect Hose Coupling: 1/8 in, 303 Stainless Steel, 11.36 lpm Max. Flow Rate (MPN SST-1). Key specifications — attr297111: 303 Stainless Steel; attr297114: 1/8"-27; attr303815: PARKER.
PARKER Hydraulic Quick Connect Hose Coupling: 1/8 in, Brass, 11.36 lpm Max. Flow Rate, Female NPTF (MPN BST-1). Key specifications — attr297111: Brass; attr297114: 1/8"-27; attr303815: PARKER.
PARKER
PARKER Hydraulic Quick Connect Hose Coupling: 1/8 in, Brass, 11.36 lpm Max. Flow Rate, Female NPTF (MPN BST-1). Key specifications — attr297111: Brass; attr297114: 1/8"-27; attr303815: PARKER.
PARKER Hydraulic Quick Connect Hose Coupling: 1/2 in, Brass, 45.42 lpm Max. Flow Rate, Male NPTF (MPN BST-4M). Key specifications — attr297111: Brass; attr297114: 1/2"-14; attr303815: PARKER.
PARKER
PARKER Hydraulic Quick Connect Hose Coupling: 1/2 in, Brass, 45.42 lpm Max. Flow Rate, Male NPTF (MPN BST-4M). Key specifications — attr297111: Brass; attr297114: 1/2"-14; attr303815: PARKER.
PARKER Hydraulic Quick Connect Hose Coupling: 1 in, Brass, 189.3 lpm Max. Flow Rate, Male NPTF (MPN BST-8M). Key specifications — attr297111: Brass; attr297114: 1"-11-1/2; attr303815: PARKER.
PARKER
PARKER Hydraulic Quick Connect Hose Coupling: 1 in, Brass, 189.3 lpm Max. Flow Rate, Male NPTF (MPN BST-8M). Key specifications — attr297111: Brass; attr297114: 1"-11-1/2; attr303815: PARKER.
PARKER Hydraulic Quick Connect Hose Coupling: 3/8 in, 303 Stainless Steel, 45.43 lpm Max. Flow Rate (MPN SST-3M). Key specifications — attr297111: 303 Stainless Steel; attr297114: 3/8"-18; attr303815: PARKER.
PARKER
PARKER Hydraulic Quick Connect Hose Coupling: 3/8 in, 303 Stainless Steel, 45.43 lpm Max. Flow Rate (MPN SST-3M). Key specifications — attr297111: 303 Stainless Steel; attr297114: 3/8"-18; attr303815: PARKER.
PARKER Hydraulic Quick Connect Hose Coupling: 1/8 in, 303 Stainless Steel, 11.36 lpm Max. Flow Rate (MPN SST-1M). Key specifications — attr297111: 303 Stainless Steel; attr297114: 1/8"-27; attr303815: PARKER.
PARKER
PARKER Hydraulic Quick Connect Hose Coupling: 1/8 in, 303 Stainless Steel, 11.36 lpm Max. Flow Rate (MPN SST-1M). Key specifications — attr297111: 303 Stainless Steel; attr297114: 1/8"-27; attr303815: PARKER.
PARKER Hydraulic Quick Connect Hose Coupling: 1 in, 303 Stainless Steel, 189.27 lpm Max. Flow Rate (MPN SST-8M). Key specifications — attr297111: 303 Stainless Steel; attr297114: 1"-11-1/2; attr303815: PARKER.
PARKER
PARKER Hydraulic Quick Connect Hose Coupling: 1 in, 303 Stainless Steel, 189.27 lpm Max. Flow Rate (MPN SST-8M). Key specifications — attr297111: 303 Stainless Steel; attr297114: 1"-11-1/2; attr303815: PARKER.
PARKER Hydraulic Quick Connect Hose Coupling: 1 in, Brass, 189.3 lpm Max. Flow Rate, Female NPTF (MPN BST-8). Key specifications — attr297111: Brass; attr297114: 1"-11-1/2; attr303815: PARKER.
PARKER
PARKER Hydraulic Quick Connect Hose Coupling: 1 in, Brass, 189.3 lpm Max. Flow Rate, Female NPTF (MPN BST-8). Key specifications — attr297111: Brass; attr297114: 1"-11-1/2; attr303815: PARKER.