PUT Straight Union Push-to-Connect Pneumatic Fitting

PUT pneumatic fittings are straight union push-to-connect fittings designed for direct tube-to-tube connection in pneumatic systems.

With a straight-through structure, PUT fittings allow two pneumatic tubes to be connected in a linear direction, ensuring smooth airflow and minimal pressure loss.

The compact design makes them suitable for space-limited installations and simple pneumatic layouts.

Push-to-connect technology enables fast tube insertion and removal without tools, improving installation efficiency and maintenance convenience.

OEM and ODM customization services are available for tube size, material, and branding requirements.

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  • Overview
  • Free Sample
  • Warranty policy

Specifications

Parameter Details
Product Type Pneumatic Fittings
Series C Type Quick Fitting Series
Structure Straight Union
Connection Tube to Tube
Installation Push-to-Connect
Material Nickel-Plated Brass / Stainless Steel
Operating Fluid Air
Working Pressure 0 – 1.0 MPa
Temperature Range 0 – 60°C
Applicable Tubing PU / Nylon Tube

Straight union fittings provide simple and efficient tube extension and connection in pneumatic systems.

how to order Pneumatic Fitting

Model: Model: (Example PUT4)

4
6
8
10
12
14
16

Key Features

  • Straight union tube-to-tube connection
  • Smooth airflow without direction change
  • Push-to-connect quick installation
  • Compact and lightweight structure
  • Reliable sealing performance
  • Suitable for simple pneumatic layouts

Applications

Pneumatic control systems
Used for extending or connecting air tubes in a straight line

Industrial automation equipment
Ensures stable tube connections in automated systems

Air distribution systems
Supports clean and organized pipeline layouts

Machinery equipment
Suitable for basic pneumatic tube connections

PU and nylon tubing systems
Compatible with common pneumatic tube materials


Product Function

PUT fittings are used to connect two pneumatic tubes in a straight line, enabling continuous airflow without changing direction.

They are essential components in pneumatic systems for extending tubing length, repairing pipelines, and simplifying system layouts.

Compared to elbow or tee fittings, PUT provides the most direct airflow path, reducing resistance and improving efficiency.


Product Structure & Size Range

  • Models: PUT4 / PUT6 / PUT8 / PUT10 / PUT12 / PUT16
  • Tube sizes: 4mm → 16mm
  • Straight union structure
  • Push-to-connect tube interface
  • Compact inline connection design

Why Choose Our Pneumatic Fittings

  • Professional PUT pneumatic fitting manufacturer
  • OEM / ODM customization for straight union fittings
  • Reliable push to connect straight connector solution
  • Compact design for efficient pneumatic layouts
  • Stable performance for industrial applications
  • Fast delivery and global B2B supply support

FAQ

Q1: What is a PUT pneumatic fitting?
It is a straight union push-to-connect fitting used for connecting two pneumatic tubes directly.

Q2: What is a straight union fitting used for?
It is used to extend tubing or connect two tubes in a straight pneumatic line.

Q3: What is the advantage of PUT fittings?
They provide direct airflow with minimal resistance and simple installation.

Q4: What tubing is compatible with PUT fittings?
PUT fittings are suitable for PU tubing and nylon tubing.

Q5: Can PUT fittings be customized?
Yes, OEM/ODM customization is available for tube size, material, and branding.


CTA

Looking for reliable PUT straight union push-to-connect pneumatic fittings?
Contact us today for OEM/ODM solutions, bulk pricing, and fast delivery.

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Free Sample Request Process:

  1. Select Your Sample: Browse through our product range and choose the sample you'd like to receive.

  2. Submit Your Request: Fill out the sample request form with your shipping details.

  3. Shipping Cost: While the sample itself is free, the buyer is responsible for covering the shipping fee. Please negotiate the shipping cost with us.

  4. Processing: Once your payment is confirmed, we will process your sample request and ship it to your address.

  5. Receive Your Sample: Your sample will be delivered to you within the estimated shipping time. Enjoy trying our product!

1. The warranty period of this product is eighteen months (subject to thefuselage bar code information). During the warranty period, if the productfails or is damaged under normal use according to the operating manual, ourcompany will be responsible for free maintenance.

2. During the warranty period, if damage is caused due to the followingreasons,a certain maintenance fee will be charged,

  • Machine damage caused by mistakes in use and unauthorized repairsand modifcations;
  • Machine damage caused by fre, food, abnormal voltage, other naturaldisasters and Level 2 disasters;
  • Hardware damage caused by artifcial fall and transportation afterpurchase;
  • Machine damage caused by failure to operate according to the user manual provided by our company;
  • Failure and damage caused by obstacles other than the machine (such asexternal equipment factors).

3. When the product fails or is damaged, please fll in all the contents in the”Product Warranty Card” correctly and in detail.

4. The charge of maintenance fees shall be based on our company’s latestadiusted “Maintenance Price List”.

5. This warranty card will not be reissued under normal circumstances.Please keep this card and show it to the maintenance personnel during thewarranty.

6. If you have any questions during the service process, please contact ouragent or our company in time.The company is committed to upgrading new products. If there are anychanges, you can download them from the company website.