Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
PARKER 661FHD-6-4 Standard Brass 45-Degree Flare Tube Coupling - Standard Brass 45-Degree Flare Tube Fittings
PARKERStandard Brass 45-Degree Flare Tube Fittings

PARKER 661FHD-6-4 Standard Brass 45-Degree Flare Tube Coupling

The Parker 661FHD-6-4 is a standard brass 45-degree flare tube coupling, sized 3/8 in OD x 1/4 in OD, meeting SAE J512 standards. As a flared fitting, it provides a reliable mechanical connection for fluid systems…

SKU 3G-OTH-652339

Also listed as: 661FHD64 · 661FHD 6 4

Brand
PARKER
Item
661FHD-6-4 Standard Brass 45-Degree Flare Tube Coupling
Part Number
661FHD-6-4
Category
Standard Brass 45-Degree Flare Tube Fittings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

PARKER
Manufacturer Part Number
661FHD-6-4
Type
Flared, Brass
Standards
SAE J512

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 661FHD-6-4 is a standard brass 45-degree flare tube coupling, sized 3/8 in OD x 1/4 in OD, meeting SAE J512 standards. As a flared fitting, it provides a reliable mechanical connection for fluid systems. 3G Electric interprets your demand and sources this genuine Parker component across 14 industrial departments, with specialist depth in pumps and controls to ensure the right solution.

Frequently Asked Questions

What is a Parker 661FHD-6-4 flared fitting coupling used for?

The Parker 661FHD-6-4 is a standard brass 45-degree flare tube coupling used to join two tubes in fluid systems. It provides a reliable mechanical seal in hydraulic, pneumatic, and instrumentation lines. 3G Electric sources this genuine Parker component across 14 industrial departments, with specialist depth in pumps and controls.

What are the specifications of the Parker 661FHD-6-4 flared fitting?

The Parker 661FHD-6-4 is a brass flared fitting coupling with a 3/8 in OD x 1/4 in OD fitting size. It meets SAE J512 standards for 45-degree flare connections. The manufacturer part number is 661FHD-6-4. 3G Electric supplies this genuine Parker component for fluid system applications.

Where to buy Parker 661FHD-6-4 flared fittings worldwide?

3G Electric supplies the Parker 661FHD-6-4 flared fitting coupling worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this genuine Parker component to your location. Contact us to order the 661FHD-6-4 brass coupling for your fluid system needs.

How to install a Parker 661FHD-6-4 flared fitting?

To install the Parker 661FHD-6-4 flared fitting, ensure tube ends are clean and properly flared to a 45-degree angle. Apply thread sealant to male threads, then tighten the coupling nut to the recommended torque. Avoid over-tightening to prevent damage. 3G Electric can provide sourcing support for this brass coupling.

Used in

Common applications for PARKER
Industrial hydraulic presses — Parker D1VW directional control valves for precise flow direction
Injection molding machines — Parker solenoid coils and valves for cycle control
Material handling equipment — Parker hydraulic hose fittings and plugs for leak-free connections
High-pressure hydraulic systems — Parker extreme-pressure pipe fittings rated to 6,400 psi
Hydraulic filtration — Parker WPF Series filter elements for 5-micron contamination control
Pneumatic instrumentation — Parker A-Lok compression fittings for tubing connections
Not sure this is the right part? Photo-identify it→

PARKER Products

3G Electric supplies PARKER standard brass 45-degree flare tube fittings. 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 →
This brass 45-degree flare tube elbow connects 1/2 in OD tubing to 3/4 in male pipe thread. The flared/threaded design meets SAE J512 standards, suitable for hydraulic and fuel system connections in industrial fluid power applications
PARKER
This brass 45-degree flare tube elbow connects 1/2 in OD tubing to 3/4 in male pipe thread. The flared/threaded design meets SAE J512 standards, suitable for hydraulic and fuel system connections in industrial fluid power applications
Brass flared fitting plug with 3/8 in OD fitting size and 45-degree flare connection, meeting SAE J512 standards. Used to seal the end of flared tubes or fitting ports in hydraulic, pneumatic, and fluid-handling systems. Supplied in a 10-pack
PARKER
Brass flared fitting plug with 3/8 in OD fitting size and 45-degree flare connection, meeting SAE J512 standards. Used to seal the end of flared tubes or fitting ports in hydraulic, pneumatic, and fluid-handling systems. Supplied in a 10-pack
This brass 45-degree flare tube fitting connects 7/16 in OD tubing to 1/4 in OD tubing. It features a flared end and a push-to-connect end for secure, leak-resistant joints in pneumatic or hydraulic systems. Suitable for industrial fluid power applications
PARKER
This brass 45-degree flare tube fitting connects 7/16 in OD tubing to 1/4 in OD tubing. It features a flared end and a push-to-connect end for secure, leak-resistant joints in pneumatic or hydraulic systems. Suitable for industrial fluid power applications
This brass flared/threaded elbow connects 1/4 in OD tubing to a 1/4 in male pipe thread at a 45-degree angle. It meets SAE J512 standards and is used in hydraulic, pneumatic, and fluid-handling systems for reliable sealing in industrial applications
PARKER
This brass flared/threaded elbow connects 1/4 in OD tubing to a 1/4 in male pipe thread at a 45-degree angle. It meets SAE J512 standards and is used in hydraulic, pneumatic, and fluid-handling systems for reliable sealing in industrial applications
PARKER
PARKER
Brass flared/threaded 45-degree elbow for connecting 1/4 in OD tubing to 1/4 in pipe threads. Meets SAE J512 standards. Used in hydraulic, pneumatic, and lubrication systems to change flow direction in confined spaces
Brass flared/threaded 45-degree elbow fitting for connecting 5/16 in OD tubing to 1/8 in pipe threads. Meets SAE J512 standards. Supplied as a 10-pack. Commonly used in hydraulic, pneumatic, and lubrication systems for leak-resistant joints
PARKER
Brass flared/threaded 45-degree elbow fitting for connecting 5/16 in OD tubing to 1/8 in pipe threads. Meets SAE J512 standards. Supplied as a 10-pack. Commonly used in hydraulic, pneumatic, and lubrication systems for leak-resistant joints
This brass 45-degree flare tube elbow connects 1/2-inch OD tubing to a 1/2-inch pipe thread. It is a flared/threaded fitting supplied as a 10-pack and complies with SAE J512 standards. Used in hydraulic, pneumatic, and fluid-handling systems for leak-resistant joints
PARKER
This brass 45-degree flare tube elbow connects 1/2-inch OD tubing to a 1/2-inch pipe thread. It is a flared/threaded fitting supplied as a 10-pack and complies with SAE J512 standards. Used in hydraulic, pneumatic, and fluid-handling systems for leak-resistant joints
Brass flared fitting nut for 5/16 in OD tubing, designed for 45-degree flare connections per SAE J513. Used to secure flared tubing in industrial fluid systems requiring leak-tight joints. Supplied in a 10-pack
PARKER
Brass flared fitting nut for 5/16 in OD tubing, designed for 45-degree flare connections per SAE J513. Used to secure flared tubing in industrial fluid systems requiring leak-tight joints. Supplied in a 10-pack

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first