


Hydraulic Quick Coupling DOT Pneumatic Fittings
Plastic DOT fittings are mainly used in the automotive industry (mainly trucks); high pressure resistance compared to ordinary joints, this can withstand pressure of about 30Bar.
Hydraulic Quick Coupling DOT Pneumatic Fittings
Application:
Plastic DOT fittings are mainly used in the automotive industry (mainly trucks); high pressure resistance compared to ordinary joints, this can withstand pressure of about 30Bar.
Body | Plastic |
tube supports | Brass grippers Brass |
"O"-ring | NBR(Nitrile) |
Viton/FKM alternative | as request |
Working pressure | 250psi/ 17bar. |
Temperature range: | -40-- +100 |
Tube OD | 1/4",3/8",1/2" Inch 06,08,10,12 mm |
Thread size | R1/8,R1/4,R3/8,R1/2 N1/8,N1/4,N3/8,N1/2 |
R=BSPT Conform ISO7 | |
N=NPT Conform SAE AS 71051:1999 |
D.O.T push-in fittings meet SAE J2494 and D.O.T. FMVSS 571.106 air brake performance requirements.
The series is designed for all D.O.T. truck and trailer applications.
The information about our company:
NINGBO SMART PNEUMATIC CO LTD is specialized in manufacturing all kinds of hydro pneumatic components, aluminum parts and plastic parts. Our main products are including pneumatic cylinder, (air cylinder), solenoid valve, air filter, air regulator, air lubricator, pneumatic fitting, hydraulic fitting, tubes, muffler (silencer) etc.Hydraulic Quick Coupling DOT Pneumatic Fittings
FAQ:
Q: Can I Get Free Samples From Your Factory?
A: Yes,Samples Can Be Free,However,You Pay Freight.
Q: If Products Have Some Quality Problem,How Would You Deal With?
A: We Will Responsible For All The Quality Problems.
What is Fitting and Connectors?
Fittings and connectors are components used in various industries and applications to join or connect different parts of systems or equipment. They are designed to create secure, leak-proof, and reliable connections between pipes, tubes, hoses, or other components.Hydraulic Quick Coupling DOT Pneumatic Fittings.

We will always try to give you smart solution for your automatic systems.
Smart Pneumatic Co., Ltd have a professional team, some of them have working experience in big pneumatic companies, like FESTO China SMC China, China AIRTAC, China EMC and etc, so we are familiar with their products and their supplying chain system.
In the future, Smart Pneumatic will continue follow the core concept "Always Smart Solution" to serives our customers; We will do more products and service innovation, create more value for customers, lift efficiency for their production..
Items of pneumatic components Available
countries exported to
patents for utility models
years experience
Advantages of Fitting and Connectors
Choose only the best products.
Flexibility
Fittings and connectors offer flexibility in design and installation, allowing for custom assembly and adjustment according to specific requirements.
Reliable Connection Performance
Well-designed fittings and connectors provide reliable connection and sealing performance.

Easy Installation and Maintenance
Fittings and connectors typically have straightforward installation and disassembly processes, without the need for complex welding or adhesive procedures.
Reversibility and Reusability
Fittings and connectors can be reused, making system adjustments and changes easier.
Type of Fitting and Connectors material
Cylinders can be manufactured in a variety of different materials, depending on the application needs, working environment and performance requirements.
When selecting the cylinder material, it is necessary to consider the strength of the material, corrosion resistance, temperature range, weight, cost and application environment.

Brass
Brass offers good corrosion resistance and mechanical strength, making it suitable for medium-pressure and temperature pneumatic applications.
Stainless Steel
Stainless steel is a corrosion-resistant metal material commonly used for pneumatic applications that require higher corrosion resistance.
Aluminum Alloy
Aluminum alloy is a lightweight and sturdy material often used for pneumatic systems that require lightweight design.
Plastic
In some pneumatic applications, especially in low-pressure and non-corrosive environments, plastic materials are used to manufacture pneumatic couplings.
Fittings and connectors are commonly used in plumbing and piping systems for residential, commercial, and industrial applications. They facilitate the connection and installation of pipes, valves, faucets, and other plumbing components.

Fluid and Gas Systems

Fittings and connectors are utilized in systems that involve the transportation and control of fluids and gases, such as hydraulic systems, pneumatic systems, fuel lines, and compressed air systems.
Fittings and connectors are used in industries such as chemical processing, oil and gas, pharmaceuticals, and food and beverage production, connecting equipment, tanks, and pipelines.

Automotive Industry

Fittings and connectors are used in automotive applications, including fuel systems, brake systems, air conditioning systems, and fluid transfer lines.
Fitting And Connectors maintenance tips
Fitting And Connectors maintenance skills are important
Regular cleaning
Regularly clean the fittings and connectors to maintain their proper functioning. Use a soft cloth or brush to gently clean the surfaces and contact points, ensuring there is no dust, dirt, or corrosion buildup.
Check fasteners
Periodically inspect and tighten the threads, screws, and nuts in the connectors. Ensure they are not loose or damaged to maintain the stability and reliability of the connections.
Lubrication maintenance
Apply a suitable amount of lubricant to the moving parts of the connectors as needed. This helps reduce friction, prevent corrosion, and ensure smooth operation of the connectors.
Avoid over-tightening
Avoid over-tightening the connectors or fittings, as it may damage their internal structure. Use appropriate tools and apply the right amount of force when connecting or disconnecting the components.
Prevent overloading
Use the connectors within their rated power or pressure limits. Avoid exceeding their design capacity to prevent damage or blockage.
Regular inspections
Conduct periodic inspections of the fittings and connectors for their appearance and functionality. Look for any cracks, deformations, corrosion, or other signs of damage. If any issues are found, promptly replace or repair the connectors to ensure their proper functioning.
Smart Pneumatic Co., Ltd have a professional team, some of them have working experience in big pneumatic companies, like FESTO China SMC China, China AIRTAC, China EMC and etc, so we are familiar with their products and their supplying chain system.
Our address
405 No.2, High-Tech Plaza, Ningbo High-Tech Zone, Ningbo, Zhejiang, China
Phone Number
Tel: +8615957898926 Fax: +86-574-27866803
Email: smartpneumatic@gmail.com

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