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PARKER Push-Fit Adapter Fitting: 1/4 in OD x 1/4 in Pipe Fitting Size, Push-to-Connect x FNPT - Brass Air Brake Fittings
PARKERBrass Air Brake Fittings

PARKER Push-Fit Adapter Fitting: 1/4 in OD x 1/4 in Pipe Fitting Size, Push-to-Connect x FNPT

PARKER Brass Air Brake Fittings. Specifications: Type: Push-to-Connect x FNPT, Brass.

SKU 3G-OTH-741640

Also listed as: 66PTC44 · 66PTC 4 4

Brand
PARKER
Item
Push-Fit Adapter Fitting: 1/4 in OD x 1/4 in Pipe Fitting Size, Push-to-Connect x FNPT
Category
Brass Air Brake Fittings
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

PARKER
Manufacturer Part Number
66PTC-4-4
Type
Push-to-Connect x FNPT, Brass

Technical Documents

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

Product Description

PARKER Brass Air Brake Fittings. Specifications: Type: Push-to-Connect x FNPT, Brass.

Frequently Asked Questions

What is a Parker 66PTC-4-4 push-fit adapter fitting used for?

The Parker 66PTC-4-4 is a brass push-to-connect x FNPT adapter fitting used in pneumatic and air brake systems. It connects 1/4 in OD tubing to a 1/4 in female NPT port, providing a secure, leak-free joint without tools. Common in truck, trailer, and industrial air circuits.

What are the specifications of the Parker 66PTC-4-4 fitting?

The Parker 66PTC-4-4 is a brass push-to-connect x FNPT adapter. It has a 1/4 in OD tube size and a 1/4 in female NPT pipe thread. The manufacturer part number is 66PTC-4-4. It is designed for air brake and pneumatic applications requiring reliable, tool-free connections.

Where to buy Parker 66PTC-4-4 push-fit fittings worldwide?

3G Electric supplies the Parker 66PTC-4-4 push-fit adapter fitting to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your location. Contact us for a quote and lead time on this brass air brake fitting.

How to install a Parker push-to-connect fitting?

To install a Parker push-to-connect fitting like the 66PTC-4-4, cut tubing square, deburr, and push firmly into the collet until it stops. For the FNPT end, apply thread sealant and tighten to the port. No tools are needed for the tube side. Always verify the tube is fully seated before pressurizing.

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 brass air brake fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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