Push to Connect fittings, Push in Fittings (PT, R, BSPT, NPT)

Pneumatic Fittings, Plastic Push in Fittings (PT, R, BSPT, NPT) come in a variety of types, moulds and sizes to satisfy various tube demands. Accept metric and inch tube, and PT(R, BSPT), NPT thread. Working pressure from 0~1.0Mpa (0~150psi), Working temperature from 0~60ºC (32~140ºF). Accommodate metric tubing O.D ranging from 4mm to 16mm, inch tubing O.D ranging from 1/8″ to 1/2″. Thread sizes range is from 1/8 to 1/2.

The folllowing Air quick connect fitting are black body. We also have grey body push to connect fiitting too.

What is Push in Fittings

Push-in fittings, also known as push-to-connect fittings, are a fundamental component in pneumatic systems, revolutionizing the way connections are made in various industries. These fittings offer a hassle-free and efficient solution for assembling pneumatic systems by simply pushing the tubing into the fitting without the need for tools or complicated procedures. In this article, we will explore the benefits, applications, design features, and best practices associated with push-in fittings, highlighting their significance in enhancing pneumatic systems’ efficiency.

Benefits

It provide numerous benefits that contribute to improved efficiency and productivity in pneumatic applications. One of the primary advantages is their ease of installation, which simplifies the assembly process and reduces labor costs. With push-in fittings, connections can be made quickly and securely without the need for specialized tools or expertise, making them ideal for applications where time is of the essence. Additionally, these fittings offer a leak-free seal, ensuring reliable operation and minimal maintenance requirements.

Applications

It find widespread applications across various industries, including manufacturing, automotive, packaging, and automation. These fittings are commonly used in pneumatic systems for controlling air flow, actuating components, and powering machinery. Their versatility makes them suitable for a wide range of applications, such as pneumatic cylinders, valves, air tools, and compressed air lines. Push-in fittings are particularly favored in industries that require fast installation, easy maintenance, and consistent performance.

Design Features

It exhibit several design features that contribute to their efficiency and functionality in pneumatic systems. One key feature is the collet design, which securely holds the tubing in place while allowing for easy insertion and removal. The release ring mechanism enables quick disconnection of tubing, facilitating maintenance and repairs. Additionally, push-in fittings are available in various configurations, including straight, elbow, tee, and manifold fittings, to accommodate different system layouts and requirements.

Best Practices

To ensure optimal performance and longevity of pneumatic systems, it is essential to follow best practices when using push-in fittings. Properly cut and deburr tubing before inserting it into the fitting to prevent leaks and ensure a secure connection. Avoid overtightening the fittings, as this can damage the tubing or fitting components. Regular inspection and maintenance of push-in fittings are crucial to identify any wear or damage and replace components as needed. Following manufacturer guidelines and recommendations for installation and usage will help maximize the efficiency and reliability of push-in fittings in pneumatic systems.

push-in-fittings-structure
 Fluid Admitted Air, Vaccum, Water(note)
 Working Pressure 0∼1.0MPa | 0∼150psi
 Proof Pressure 3.0Mpa | 435psi
 Negative Pressure -100Kpa | -29.5 In Hg
 Working Temperature 0∼60°C | 32~140°F
 Applicable Tube PU / PA / PE / PVC
 Body Nickel Plated Brass & PBT
 Seal, O-ring NBR
 Lock Claw Stainless Steel(SUS)

Note: Applicable for general industrial water. 

Metric Tube ØD
4mm 5mm 6mm 7mm 8mm 9mm 10mm 12mm 14mm 15mm 16mm
Inch Tube ØD
1/8″ 5/32″ 3/16″ 1/4″ 5/16″ 3/8″ 1/2″
Thread Standard and Type
R, PT, BSPT — 55° Taper Pipe Thread Metric Thread
R1/8 R1/4 R3/8 R1/2 M5 x 0.8 M6 x 1 M8 x 1 M10 x 1 M12 x 1.25 M14 x 1.5 M16 x 1.5 M20 x 1.5
UNF NPT — 60° American Standard Taper Pipe Thread
10-32UNF NPT1/8 NPT1/4 NPT3/8 NPT1/2
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