KL-PG Reducing Union Quick-Tight Pneumatic Fitting

KL-PG pneumatic fittings are reducing union quick-tight connectors designed for connecting pneumatic tubes of different diameters.

As part of the KL series quick-tight fittings, KL-PG enables fast installation and secure sealing without complex tools, improving efficiency in industrial automation systems.

The reducing structure allows two tubes with different sizes to be connected directly, making it ideal for system transitions and tubing size adjustments.

The fitting features a nickel-plated brass body, providing excellent corrosion resistance, durability, and long service life.

Quick connect technology allows instant tube insertion and locking, ensuring stable and leak-resistant performance.

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

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  • Overview
  • Free Sample
  • Warranty policy

Specifications

Parameter Details
Product Type Pneumatic Fittings
Model KL-PG
Structure Straight Reducing Union
Connection Tube to Tube (Different Sizes)
Installation Quick-Tight
Material Nickel-Plated Brass
Operating Fluid Air
Working Pressure 0 – 1.0 MPa
Temperature Range 0 – 60°C
Applicable Tubing PU / Nylon Tube

Reducing union pneumatic fittings provide efficient tube size conversion and stable air transmission.

how to order Pneumatic Fitting

Model: Model: (Example KL-PG6-4)

6-4
8-6
10-8
12-10
14-12
16-14

Key Features

Quick-tight installation design
Straight reducing union structure
Supports different tube size connection
Nickel-plated brass for corrosion resistance
Compact inline airflow design
Stable and leak-resistant sealing


Applications

Pneumatic control systems
Used for connecting tubes with different diameters

Industrial automation equipment
Supports flexible system design and size transitions

Air distribution systems
Enables smooth airflow between different tube sizes

Machinery equipment piping
Ideal for system upgrades and retrofits

Maintenance and repair scenarios
Allows quick tube size conversion


Product Function

KL-PG fittings are designed to connect pneumatic tubes of different sizes, enabling smooth airflow transitions without additional adapters.

Compared to standard union fittings (KL-PU), KL-PG provides size conversion capability, simplifying piping systems and reducing component count.


Product Structure & Size Range

KL-PG4-6 / 6-8 / 8-10 / 10-12
Tube size combinations: 4mm → 12mm
Straight reducing structure
Quick-tight locking mechanism
Compact inline design


Why Choose Our Pneumatic Fittings

Professional KL series pneumatic fitting manufacturer
OEM / ODM customization for reducing union fittings
Efficient tube size conversion solution
Reliable nickel plated brass pneumatic connectors
Durable fittings for industrial environments
Fast delivery and global B2B supply support


FAQ

Q1: What is a KL-PG pneumatic fitting?
It is a reducing union quick-tight pneumatic fitting used to connect tubes of different sizes.

Q2: What is a reducing pneumatic fitting used for?
It allows connection between tubes with different diameters.

Q3: What is the difference between KL-PU and KL-PG?
KL-PU connects same-size tubes, while KL-PG connects different-size tubes.

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

Q5: Can KL-PG fittings be customized?
Yes, OEM and ODM customization is available for size combinations.


CTA

Looking for reliable KL-PG reducing union quick-tight 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.