PARKER6600 Series Hydraulic Quick-Connect Coupling Bodies

PARKER Coupler: 3/8 in Coupling Size, Steel, 6 g/min Max. Flow Rate, 9/16-18 Thread Size

The PARKER 6600 Series Hydraulic Quick-Connect Coupling Body (MPN 6608-6-6) is a steel coupler with a 3/8 in coupling size, a 9/16-18 thread size, and a female O-ring boss (ORB) connection. It has a maximum flow rate…

SKU 3G-OTH-457546

Brand

PARKER

Item

Coupler: 3/8 in Coupling Size, Steel, 6 g/min Max. Flow Rate, 9/16-18 Thread Size

Technical Specifications

PARKER

Manufacturer Part Number

6608-6-6 

Type

Steel, 6 g/min Max. Flow Rate, Female ORB 

Thread Size

9/16-18 

Body Material

Steel 

View Full Spec Sheet

Technical Documents

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PARKER Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the PARKER 6608-6-6 hydraulic coupler used for?

The PARKER 6608-6-6 is a 6600 Series hydraulic quick-connect coupling body used in fluid power systems to connect and disconnect hydraulic lines quickly without tools. It is commonly applied in industrial machinery, mobile equipment, and hydraulic tools requiring a 3/8 in coupling size and 6 g/min max flow rate.

What are the specifications of the PARKER 6608-6-6 coupler?

The PARKER 6608-6-6 coupler has a 3/8 in coupling size, steel body, 9/16-18 thread size, and female O-ring boss (ORB) connection. It handles a maximum flow rate of 6 g/min. This 6600 Series body is designed for reliable hydraulic quick-connect applications.

Where to buy the PARKER 6608-6-6 coupler worldwide?

3G Electric supplies the PARKER 6608-6-6 coupler worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this 6600 Series hydraulic quick-connect coupling body.

How to select the right PARKER 6600 Series coupler?

To select the right PARKER 6600 Series coupler, match the coupling size (e.g., 3/8 in), thread size (9/16-18), connection type (female ORB), and maximum flow rate (6 g/min) to your hydraulic system requirements. Verify body material compatibility—steel for high-pressure applications—and ensure thread fit with mating components.

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 6600 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.

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