EXW Singapore — collect or forward from our Singapore office.

3G Electric
SMC Push-to-Connect x BSPT Elbow Fitting - Polybutylene & Brass Tube Fittings
SMCPolybutylene & Brass Tube Fittings

SMC Push-to-Connect x BSPT Elbow Fitting

The SMC Push-Fit Elbow Fitting (MPN KQ2W04-02AS) is a push-to-connect x BSPT fitting in brass and white, designed for 4 mm OD tubing with a 1/4" pipe thread. This polybutylene and brass tube fitting provides a…

SKU 3G-OTH-488861

Also listed as: KQ2W0402AS · KQ2W04 02AS

Brand
SMC
Item
Push-to-Connect x BSPT Elbow Fitting
Part Number
KQ2W04-02AS
Category
Polybutylene & Brass Tube Fittings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SMC
Manufacturer Part Number
KQ2W04-02AS
Type
Push-to-Connect x BSPT, Brass, White
Thread Size A
1/4"

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The SMC Push-Fit Elbow Fitting (MPN KQ2W04-02AS) is a push-to-connect x BSPT fitting in brass and white, designed for 4 mm OD tubing with a 1/4" pipe thread. This polybutylene and brass tube fitting provides a secure, quick-install connection for pneumatic or fluid systems.

Frequently Asked Questions

What is the SMC Push-Fit Elbow Fitting KQ2W04-02AS used for?

The SMC Push-Fit Elbow Fitting KQ2W04-02AS is used to connect 4 mm OD tubing to a 1/4" BSPT threaded port in pneumatic or fluid systems. It provides a secure, quick-install 90-degree turn for air lines, lubrication systems, or coolant circuits in industrial automation and manufacturing.

What are the specifications of the SMC KQ2W04-02AS fitting?

The SMC KQ2W04-02AS is a push-to-connect x BSPT elbow fitting made of brass with a white finish. It accepts 4 mm OD tubing and has a 1/4" thread size. The manufacturer part number is KQ2W04-02AS, and it is designed for polybutylene and brass tube fitting applications.

Where to buy the SMC KQ2W04-02AS fitting worldwide?

3G Electric supplies the SMC KQ2W04-02AS push-fit elbow fitting worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this SMC pneumatic fitting.

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

To install the SMC KQ2W04-02AS, cut the 4 mm OD tubing square and push it firmly into the fitting until it stops. For the threaded end, apply thread sealant to the 1/4" BSPT male thread and tighten to the port. Ensure the tubing is fully seated and the collet is engaged for a leak-free connection.

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.
Not sure this is the right part? Photo-identify it→

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from SMC

View all SMC parts →
This push-fit tee fitting connects three 6 mm OD tubes in a T-configuration without tools. Made of white polybutylene terephthalate, it is used for branching pneumatic lines in compressed air systems
SMC
This push-fit tee fitting connects three 6 mm OD tubes in a T-configuration without tools. Made of white polybutylene terephthalate, it is used for branching pneumatic lines in compressed air systems
Polybutylene and brass push-fit wye fitting with a white body. Pipe size is 3/8 in. Used to split or combine tubing lines in pneumatic systems, enabling flexible routing in confined spaces
SMC
Polybutylene and brass push-fit wye fitting with a white body. Pipe size is 3/8 in. Used to split or combine tubing lines in pneumatic systems, enabling flexible routing in confined spaces
This push-fit tee fitting is made of polybutylene terephthalate in white. It has three ports, each sized for 1/4 in OD tubing. Used to branch pneumatic tubing lines in compressed air circuits, allowing quick, tool-free connections
SMC
This push-fit tee fitting is made of polybutylene terephthalate in white. It has three ports, each sized for 1/4 in OD tubing. Used to branch pneumatic tubing lines in compressed air circuits, allowing quick, tool-free connections
Brass push-to-connect adapter fitting with 1/4" male NPT threads, designed for 1/4" OD tubing. Used in pneumatic and fluid handling systems for tool-free, leak-free connections
SMC
Brass push-to-connect adapter fitting with 1/4" male NPT threads, designed for 1/4" OD tubing. Used in pneumatic and fluid handling systems for tool-free, leak-free connections
This SMC push-fit tee fitting is made of polybutylene terephthalate and features three tube connections: two 3/16 in OD ports and one 1/4 in OD port. It is used in pneumatic systems to branch or combine tubing lines, enabling flexible routing of compressed air
SMC
This SMC push-fit tee fitting is made of polybutylene terephthalate and features three tube connections: two 3/16 in OD ports and one 1/4 in OD port. It is used in pneumatic systems to branch or combine tubing lines, enabling flexible routing of compressed air
This brass push-to-connect elbow fitting joins 5/16 in OD and 3/8 in OD tubing without tools. It is used in pneumatic systems for quick, secure connections in applications such as industrial automation and packaging
SMC
This brass push-to-connect elbow fitting joins 5/16 in OD and 3/8 in OD tubing without tools. It is used in pneumatic systems for quick, secure connections in applications such as industrial automation and packaging
This SMC push-fit tee fitting connects three 1/2 in OD tubes or pipes, enabling branch connections in pneumatic systems. Constructed from polybutylene and brass with a white body, it provides leak-free installation without tools. Suitable for industrial automation, packaging, and material handling applications
SMC
This SMC push-fit tee fitting connects three 1/2 in OD tubes or pipes, enabling branch connections in pneumatic systems. Constructed from polybutylene and brass with a white body, it provides leak-free installation without tools. Suitable for industrial automation, packaging, and material handling applications
This push-fit tee fitting is made of polybutylene terephthalate in white. It has three ports: two 1/4 in OD and one 3/8 in OD. Used to branch pneumatic tubing lines in compressed air or vacuum circuits
SMC
This push-fit tee fitting is made of polybutylene terephthalate in white. It has three ports: two 1/4 in OD and one 3/8 in OD. Used to branch pneumatic tubing lines in compressed air or vacuum circuits

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first