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SMC KQ2H04-02AS Push-to-Connect x BSPT Adapter, 4 mm OD Tube x 1/4" Thread - Polybutylene & Brass Tube Fittings
SMCPolybutylene & Brass Tube Fittings

SMC KQ2H04-02AS Push-to-Connect x BSPT Adapter, 4 mm OD Tube x 1/4" Thread

The SMC Push-Fit Adapter Fitting (MPN KQ2H04-02AS) is a push-to-connect x BSPT brass fitting for 4 mm OD tubing and 1/4" pipe size. It provides a secure, leak-free connection in pneumatic systems, backed by SMC's…

SKU 3G-OTH-489365

Also listed as: KQ2H0402AS · KQ2H04 02AS

Brand
SMC
Item
KQ2H04-02AS Push-to-Connect x BSPT Adapter, 4 mm OD Tube x 1/4" Thread
Part Number
KQ2H04-02AS
Category
Polybutylene & Brass Tube Fittings
Available to Order
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Technical Specifications

SMC
Manufacturer Part Number
KQ2H04-02AS
Type
Push-to-Connect x BSPT, Brass, Brass
Thread Size A
1/4"

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

Product Description

The SMC Push-Fit Adapter Fitting (MPN KQ2H04-02AS) is a push-to-connect x BSPT brass fitting for 4 mm OD tubing and 1/4" pipe size. It provides a secure, leak-free connection in pneumatic systems, backed by SMC's precision engineering.

Frequently Asked Questions

What is the SMC KQ2H04-02AS push-fit adapter fitting used for?

The SMC KQ2H04-02AS is a push-to-connect x BSPT brass adapter fitting used in pneumatic systems to connect 4 mm OD tubing to a 1/4" pipe port. It provides a secure, leak-free joint in industrial automation, packaging, and material handling applications where reliable air-line connections are critical.

What are the specifications of the SMC KQ2H04-02AS fitting?

The SMC KQ2H04-02AS is a brass push-to-connect x BSPT adapter fitting. It accepts 4 mm OD tubing and has a 1/4" thread size (BSPT). The manufacturer part number is KQ2H04-02AS. It is designed for pneumatic systems requiring a compact, corrosion-resistant connection.

Where to buy the SMC KQ2H04-02AS fitting worldwide?

3G Electric supplies the SMC KQ2H04-02AS push-fit adapter fitting to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial sourcing partner, we provide genuine SMC components for pneumatic systems across multiple industries.

How to install the SMC push-to-connect fitting?

To install the SMC KQ2H04-02AS, cut the 4 mm OD tubing square and deburr the end. Push the tubing fully into the fitting until it clicks. For the BSPT thread, apply PTFE tape to the 1/4" male thread and tighten to the port. Ensure the release collet is not depressed during insertion.

Used in

Common applications for SMC
Automotive assembly lines — SMC V100 Series solenoid valves control clamping and positioning actuators.
Food and beverage packaging — SMC SY Series valves manage air flow in filling and sealing stations.
Material handling systems — SMC D-M9B auto switches detect cylinder positions on conveyor diverters.
Compressed air treatment — SMC coalescing filter elements remove oil aerosols in pneumatic supply lines.
Robotic end-effectors — SMC SV Series valves provide multi-position control for gripper actuation.
Pharmaceutical manufacturing — SMC particulate filter elements protect sensitive pneumatic equipment from solid contaminants.
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SMC Products

3G Electric supplies SMC polybutylene & brass tube fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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